Justin asks Candace an important question with the help of the Backstreet Boys, but not even the best boy band of the '90s can keep Danny from feeling lonely.

Justin asks Candace an important question with the help of the Backstreet Boys, but not even the best boy band of the '90s can keep Danny from feeling lonely.

Brett's lucky sweater is taken and the only way to get it back is a good old-fashioned DANCE BATTLE!

After a shocking revelation from Charlotte, Danny is determined to prove he is a great lover. Meanwhile, Candace makes an attempt to spice up her relationship with Justin after taking some advice from Leslie. Elsewhere, the gang celebrates Shelly's weight loss.

Did Mo the Dog do the deed, putting Candace on the hook for puppy support? Whitney Cummings guest stars in a special Christmas episode.

Danny's into a sexy single mother, but her awesomeness causes Danny to lose his confidence. Whitney Cummings guest stars.

Danny's deflowerer reclaims her dominance over him, prompting the gang to try to save him before he becomes fully whipped.

Mike decides to propose to Leslie with the help of the gang - and some puppets.

When Justin's overly romantic gestures drive Candace crazy, Danny tries to teach him how to take criticism.

Danny blabs to Justin that Shelly needs a place to live, so Justin sets out to trick Shelly into moving in above the bar.

Danny and Candace feud when Danny brings home a woman, and Justin is unwittingly thrust into the middle of their dispute. Appearing: the Irish rock band Kodaline.

Danny decides to interfere as Justin and Candace are on the verge of making things official. Burski surprises everyone that when he announces he has a girlfriend. Meanwhile, Leslie decides it's time to change up her look.