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.

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.

Candace and Justin walk in on Danny as he prepares to have sex with a woman he just met. Candace engages the woman in conversation, which embarrasses Danny and causes the woman to walk out. Danny is furious with Candace, and tries to put Justin in the middle of their argument. Justin is about to side with Candace when Danny, for the first time, says Justin is his best friend. Conflicted, Justin retreats to his office, and can only be coaxed out with a Grease sing-along.

In order to help out his mom, Shelly has to quit his job, move out of his place, and temporarily live with Danny and Justin. Justin wants to offer the upstairs loft at the bar to Shelly as a more permanent home, but Danny says Shelly will be too proud to accept charity. Justin makes up a story about the bar being robbed and needing someone there at night, and gets the gang to go along with it. Shelly suspects something is fishy, and he uses his "truth hugs" to extract the real story.

Danny thinks Justin is being too romantic with Candace and decides to intervene. Meanwhile, the gang decides on the best group costume.

The gang all learns that Mike is going to propose to Leslie. Danny is tasked with keeping Leslie distracted, only to hear his sister say she thinks Mike is way more serious about their relationship than she is. Danny then leaks the secret about the ring, making Leslie angry.

Danny falls under the spell of an old girlfriend, prompting the gang to try to save him before he becomes fully domesticated.

When Justin hosts a bachelorette party in the bar, Danny finds himself drawn to maid of honor Charlotte.

Shelly makes sure that everyone spends time together before they head off for the holidays. Meanwhile, Candace gets a big surprise when she learns her dog Mo may be the father to an adorable litter of puppies.

Charlotte's revelation manages to inspire Danny to prove that he is a good lover. Candace is given some advice from Leslie and she attempts to spice up her relationship.

Brett is getting ready for his citizenship test and his lucky sweater goes missing.

Justin proposes to Candace and she accepts. Justin says he'll be moving in with Candace, making Danny upset, as this is exactly what happened with his former roommate at the start of the series. Justin assures Danny they will remain friends, and Danny eventually proves he's happy for them by helping retrieve Candace's grandmother's ring from Trent.

Leslie seems embarrassed to admit that she and Burski have now gone on multiple dates. When Burski can't keep quiet about it anymore, Leslie finally shows the group that she's enjoying her time with Burski by giving him a long, passionate kiss.