Trisha Yearwood, Fabio Viviani

Simon Baker, Marcel Vigneron, Lilliana Vazquez

Anjelica Huston, Kevin Pollack, Chi-Lan Lieu

Lisa Kudrow, Emily Wickersham, Wolfgang Puck

Barry Manilow, Dave Annable

Tom Selleck, Donnie Wahlberg, Bridget Moynahan, Will Estes, Len Cariou, Amy Carlson, Sami Gayle

Tea Leoni, Michael Lomonaco

Carrie Underwood, Perez Hilton, Lidia Bastianich

Candice Bergen, Alan Alda, Jenny Hutt, April Bloomfield

Lily Aldridge, Elvis Duran, Chi-Lan Lieu

Rebecca Romijn, David Walton, Chi-Lan Lieu

Emmy Rossum, Al Michaels, Jessica Radloff, Duff Goldman

Alyssa Milano, Lisa Ingrassia, Gavin DeGraw

Kelly Osbourne, Brooke Anderson, Fabio Viviani, Nate Berkus

Sherri Shepherd, Big Boy,

Jennifer Aniston, Colton Haynes

Kristin Chenoweth, Susan Feniger

Brooke Shields, Shelley Wade, Paul Bartolotta

Martin Short, Chi-Lan Lieu

Andy Cohen, Allie LaForce, Jeff Mauro

Anthony Anderson, Jessica Radloff, Ryan Scott

Sam Claflin, Kevin Frazier, Soleil Moon Frye

Matthew McConaughey, Jaymes Vaughan, Jessica Collins

Tom Cavanagh, Chi-Lan Lieu

Craig Ferguson, Jessica Radloff, Vic Casanova

Nikki Yanofsky, Valentine, Marjorie Johnson

Dylan McDermott, Maggie Q, Louis Aguirre, Wolfgang Puck

Octavia Spencer, Todd Chrisley, guest co-host Amanda de Cadenet, Tory Johnson

Scott Caan, Alex O'Loughlin, Elisabeth Rohm, Lilliana Vazquez, guest co-host Deborra-Lee Furness

Joel McHale, Jenny Hutt, Tre Wilcox, guest co-host Deborra-Lee Furness

Jane Fonda, Grace Helbig, Ashleigh Brewer, Darin Brooks, Scott Clifton, Kimberly Matula, Sergio Perera

Daniel Radcliffe, Juno Temple, Brooke Anderson, Kris Jenner

Roseanne Barr, Ellen K, Gail Simmons

Ana Gasteyer, Eric Christian Olsen, Elvira Mistress of the Dark, Sunny Anderson

Anna Faris, Taylor Swift, Wendell Pierce

Ashton Kutcher, Jon Cryer, Lisa Ingrassia, Curtis Stone, Hilary Gumbel

Tyler Ritter, Joey McIntyre, Jimmy Dunn, Kelen Coleman, Jack McGee, Laurie Metcalf, Keltie Knight

Sean Hayes, Jessica Radloff, Evette Rios

Neil Patrick Harris, Scott Elrod, Justin Hartley, Burgess Jenkins, Gina Tognoni, Reed Alexander, guest co-host Pat Harvey

Wanda Sykes, Michael Heyward, Camila Alves, guest co-host Erin Kennedy

Alan Cumming, Jason Fullilove, guest co-host Ukee Washington

Jimmy Smits, Cheryl Hickey, Boyz II Men, guest co-host Irika Sargent

Billy Idol, Brian McDaniel, Jet Tila, guest co-host Kristine Johnson

Selena Gomez, Elizabeth Henstridge, Gesine Bullock-Prado

James Marsden, Michelle Monaghan, Ray

William H. Macy, Jaymes Vaughan, Frank Pellegrino Jr.

Pauley Perrette, Kevin Frazier, Tanya Holland

Gina Rodriguez, Ivonne Coll, Andrea Navedo, Jaime Camil, Yael Grobglas, Justin Baldoni, Brett Dier, iJustine, Jamie Krall

Ian Somerhalder, Katie Stevens, David Myers

Bellamy Young, Jessica Radloff, David Guas

Perez Hilton, Aarti Sequeira

Mario Lopez, Thea Andrews, Richard Blais, Barbara & Dana Davis, guest co-host Dania Ramirez

Susan Boyle, Shelley Wade, Tiffany Derry

Tim Allen, Joseph A. Califano Jr., Bella Thorne, Jeff Mahin

Kenny Chesney, Valentine, David LeFevre

Jennifer Love Hewitt, Tyler Oakley, the Band Perry

Michael Weatherly, Michael Yo, Clean Bandit, Edward Lee

LL Cool J, Chris O'Donnell, Frank Grillo, Jenny Hutt

Luke Wilson, Pat O'Brien, Susan Feniger

Lauren Graham, Adam Perry Lang

Wayne Brady, Train, Scott Conant

Scott Bakula, Brooke Anderson, John Besh

Kaley Cuoco-Sweeting, Big Boy, Elyes Gabel, Robert Patrick, Katharine McPhee, Dean Norris

Tom Selleck, Charles Michael Davis, Jason Santos

Morgan Freeman, iJustine, Joey Fatone

Smokey Robinson, David Arquette

Drew Carey, Ellen K, Jet Tila

Queen Latifah, Louis Aguirre, Audrina Patridge

Dylan Walsh, Haylie Duff

Duff Goldman, George Lopez, guest co-host Tony Gonzalez

Billy Gardell

Shemar Moore, Kristoff St. John

Judge Judy Sheindlin, Kevin Frazier, Graham Elliot

Daniel Radcliffe, Susan Feniger

Tony Goldwyn, Tyler Posey, Fabio Viviani

Jesse Metcalfe, Betsy Brandt, Chi-Lan Lieu

Sasha Alexander, Ian Harding, David Myers

Kathy Griffin, Shawn Hatosy, guest co-host Marie Osmond

Kelsey Grammer, Mark Feuerstein, Jet Tila

Zoe Saldana, Judy Greer, Nat Faxon, David Tutera

Jaime Pressly, Alex Isaly, guest co-host Marie Osmond

Roseanne Barr, Veronic DiCaire, G. Garvin, guest co-host Marie Osmond

Dean Cain, Keke Palmer, Candace Nelson, guest co-host Marie Osmond

Liv Tyler, Rachelle Lefevre, Hans Rockenwagner

Eric McCormack, Nancy O'Dell, Kelly Liken

LeAnn Rimes, Eddie Cibrian, Diana Madison, Aaron Sanchez

Jon Voight, Michael Yo, Susan Feniger

Marlon Wayans, Ellen K, Fabio Viviani

Ian Ziering, Brooke Anderson, Jamie Krell, guest co-host Marie Osmond

John Stamos, Mike Vogel

Camryn Manheim, Brooke Anderson, Sheila E., Marisa Churchill

Sam Trammell, Lisa Ingrassia, Marcela Valladolid

Nia Long, Kevin Frazier, Jeff Mauro

Chris Colfer, Jessica Radloff, Jeff Mahin

Julie Bowen, Janet Montgomery, Justin Klosky, guest co-host Marie Osmond

Alison Sweeney, Linda Perry, Jason Santos, guest co-host Marie Osmond

Taye Diggs, Thea Andrews, Kim Wayans, guest co-host Marie Osmond

Larry King, Shelley Wade, David Walzog

Joan Rivers, Famke Janssen, Brian Malarkey

La Toya Jackson, Nancy O'Dell, David LeFevre

Goran Visnjic, Big Boy, Enzo Febbraro

Tori Spelling, Jennie Garth, Michael Yo, Jet Tila

Jason Biggs, Damien Fahey, Maria Menounos

Rob Reiner, Eva Amurri Martino, Ryan Scott

Dean Norris, Curtis Stone, guest co-host Marie Osmond

Cam Gigandet, Adam Rodriguez, Anna Wood, Romany Malco, guest co-host Marie Osmond

Joe Manganiello, Kevin Frazier, Dean Sheremet, guest co-host Marie Osmond

Jeff Schroeder

Scott Wolf, Noah Levy, Sunny Anderson, guest co-host Marie Osmond

Curtis Stone, guest co-host Marie Osmond

Regina Hall, Swoosie Kurtz, Chi-Lan Lieu, guest co-host Pat Harvey

Poppy Montgomery, Brooke Anderson, Tiffany Derry, guest co-host Chris Wragge

Toni Braxton, Jessica Radloff, Ray Lampe, guest co-host Karen Borta

Lorraine Bracco, Thea Andrews, David Myers, guest co-host Lisa Hughes

Billy Gardell, Shelley Wade, Ryan Scott, guest co-host Megan Glaros

Kendall & Kylie Jenner, Mary Wilson, Ben Ford

Simon Helberg, Jocelyn Towne, Marcel Vigneron

Miranda Lambert, Big Boy, Joey Fatone, guest co-host Carnie Wilson

Kevin Frazier, Lisa Robinson, G. Garvin, guest co-host Marie Osmond

Cee-Lo Green, Lisa Ingrassia, Chi-Lan Lieu, guest co-host Marie Osmond

Alyssa Milano

Felicity Huffman, Valentine, Steve Samson

Steven Weber, Jessica Radloff, David Lefevre, guest co-host Marie Osmond

Scott Foley, Michael Yo, Paul Bartolotta, guest co-host Carnie Wilson

Suzanne Somers, Rove McManus, Marjorie Johnson, guest co-host Carnie Wilson

Jason Ritter, Jamie Krell, Tre Wilcox

Jerry Lewis, Scott Conant

Jason Priestly, Arianna Huffington

Arsenio Hall, Ellen K, Jamie Krell

Patricia Heaton, Diana Madison, Wolfgang Puck

Judge Judy Sheindlin, Susan Feniger

Peter Facinelli, Candy Spelling, Shelley Wade

Idina Menzel, Chi-Lan Lieu, Sal Scognamillo

Minnie Driver, Chi-Lan Lieu, Aaron Sanchez

Tyne Daly, Daniel Boulud

Dolly Parton, Michael Lomonaco

Zach Braff, Nick Cordero, Perez Hilton, Lidia Bastianich

Joe Manganiello, Chi McBride

Sharon Stone, Lisa Ingrassia, Debi Mazar, Gabriele Corcos

George Lopez, Big Boy, Jason Santos

Jane Lynch, Thea Andrews, Chi-Lan Lieu, guest co-host Carnie Wilson

Jessica Radloff, Susan Feniger, guest co-host Carnie Wilson

Cedric the Entertainer, Kim Raver, Chi McBride, Jack Osbourne, Nancy Davis, Ludo Lefebvre, guest co-host Marie Osmond

Jane Kaczmarek, Paul Stanley, Valentine, Jay Perry, Linda Perry, guest co-host Marie Osmond

Katherine Heigl, Elvis Duran, Eric Greenspan, guest co-host Boy George

Helen Hunt, Michael Yo, Debbie Matenopoulos

Wendi McLendon-Covey, Jeff Garlin, Diana Madison, Fabio Viviani

Ice Cube, Tabatha Coffey, Ludo Lefebvre

Steven Tyler & Joe Perry, Sara Gilbert, Ari Graynor, David Alan Grier, Ryan Hansen, Dave Karger

Wilmer Valderrama, Damon Williams, Enzo Febbraro

Ian Somerhalder, Kevin Frazier, Chi-Lan Lieu

Christopher Meloni, Brooklyn Decker, Majandra Delfino, Zoe Lister-Jones, Ellen K, Pat & Gina Neely

Dermot Mulroney, Jackie Collins

Patrick Duffy, Pam Dawber, Cat Cora

Joan Collins, Michael Cimarusti

Nick Cannon, Lynda Carter, Michael Yo, Adrianne Calvo

Jason Alexander, Shelley Wade, Lourdes Castro

Luke Bryan, Steve Burton, Joshua Morrow, Mario Lopez, CJ Jacobson, guest co-host Marie Osmond

Blake Shelton, Casey Lane, guest co-host Marie Osmond

Valerie Bertinelli, Damien Fahey, Paul Bartolotta, guest co-host Carnie Wilson

Brian Dietzen, Thea Andrews, Dolvett Quince, guest co-host Carnie Wilson

Drew Carey, Craig Ferguson, Jessica Radloff, Christy Jordan, guest co-hosts Marie Osmond & Carnie Wilson

James Brolin, Il Divo, Marcel Vigneron

Linda Gray, David Myers

Howie Mandel, Alejandra Schrader

Mary Steenburgen, Michael Yo, Frank Pellegrino Jr.

Olivia Newton-John, Ted Stryker, Curtis Stone, guest co-host Marie Osmond

Wayne Brady, Colin Mochrie, Ryan Stiles, Aisha Tyler, David LeFevre

Betty White, Kevin Frazier, Susan Feniger

Michael Vartan, Chi-Lan Lieu, guest co-host Marie Osmond

Priscilla Presley, Jon Shook

Tyler Perry, Emily Mortimer, Ryan Scott

Jennie Garth, Terrence Jenkins, Suzanne Goin, guest co-host Marie Osmond

Mayim Bialik, Michael Yo

Beau Bridges, Lisa Ingrassia, Richard Blais

Henry Winkler, Denise Richards, Marisa Churchill

Simon Baker, Jessica Radloff, Chi-Lan Lieu

Sarah Michelle Gellar, Big Boy, Duff Goldman

Pauley Perrette, Thea Andrews, Aida Mollenkamp

Allison Janney, Kevin Frazier, Aaron Sanchez

Billy Gardell, David Tutera

Peter Krause, Gesine Bullock-Prado

Billy Ray Cyrus, Dionne Warwick, Diana Madison, Tre Wilcox

Angie Harmon, Kevin Frazier, Jet Tila

Chris O'Donnell, Kim Serafin, Makini Howell

Eric McCormack, Adewale Akinnuoye-Agbaje, the Twice Baked Twins

Clark Gregg, Rob Shuter, Mary Sue Milliken

Anthony Anderson, Jessica Radloff, Jamie Krell

Craig Ferguson, Michael Yo, Rick Moonen

Boy George, Heather Tom, David Tom, Anne Burrell

Kevin Hart, Regina Hall, Aimee Teegarden, Matt Lanter

Florence Henderson, Christopher Knight, Mike Lookinland, Susan Olsen, Barry Williams

Jackie, Tito, Jermaine & Marlon Jackson, Lisa Ingrassia

Lori Loughlin, Thea Andrews, chef Gesine Bullock-Prado

Cristin Milioti, Matthew Rodrigues

John Goodman, Dean Sheremet

Kunal Nayyar, Edward Lee

Joe Mantegna, Thomas Gibson, Shemar Moore, Matthew Gray Gubler, A.J. Cook, Kristen Vangsness, Jeanne Tripplehorn, Andrew Freund, Candice Kumai

Megan Mullally, Meat Loaf, Kevin Frazier, Marcela Valladolid

Mariska Hargitay, Lisa Guerrero, Ann Gentry

James Van Der Beek, Sami Gayle, Tim Love

William H. Macy, Diana Madison, Fabio Viviani

Wanda Sykes, Jessica Radloff, Sara Gilbert

Jennifer Nettles, Michael Yo, Ryan Scott

Josh Radnor, Jason Segel, Cobie Smulders, Neil Patrick Harris, Alyson Hannigan, Nancy O'Dell, Rick Bayless

Jack Wagner, Cameron Mathison

LL Cool J, Elvis Duran

Seth Green, Big Boy, Ellie Krieger

Dean Cain, Thea Andrews, Lorena Garcia

Melissa Joan Hart, Joey Lawrence, Sarah Shahi, Jamie Krell

Emmy Rossum, guest co-host Marie Osmond

Christopher Plummer, Holly Madison, G. Garvin

David Boreanaz, A.J. Hammer, Justin Klosky, Paul Bartolotta

Will Arnett, Terrence Jenkins, Susan Feniger

Marg Helgenberger, Kevin Frazier, Rocco DiSpirito

Mark Wahlberg, Taylor Kitsch, Lisa Whelchel, David Myers

Kellan Lutz, Sunny Anderson

Kristen Bell, Lisa Ingrassia, Carnie Wilson

Josh Holloway, Edward Lee

Sharon Stone, Jessica Radloff