Actress Jennifer Garner ("Once Upon a Farm"); "GMA" celebrates Hispanic Heritage Month with mariachi and ABC News correspondent John Quiñones.

Actor, comedian and "Dancing with the Stars" host Alfonso Ribeiro; "GMA" co-anchor Robin Roberts and singer-songwriter and "American Idol" judge Lionel Richie visit hometown Tuskegee; chef, food journalist and cookbook author Molly Baz ("More is More").