CHIN's

Howard receives some shocking news as everyone prepares for the reopening of Stuart’s comic book store. Penny teaches Sheldon how to “let it go,” but can’t follow her own advice after she learns something infuriating about Amy. Also, Leonard and Raj think they spot Nathan Fillion at a restaurant.

Kat has to deal with the consequences of her past actions and make a big decision about her relationship. Meanwhile, Max tries to figure out a great plan for his third date with Nicole.

After discovering that Chick has health issues, the gang decides to take him to Hollywood. Once there, they'll stop at nothing to arrange for him to spend an evening with one his favorite stars, Tippi Hedren. Meanwhile, Laurie and Travis try carefully to set up the perfect first kiss. And Andy is upset to discover that no one recognizes him as Latino.

Phil is upset to have lost his elected office of social chair to his nemesis Gil Thorpe, and when he finds out Luke is competing against Gil's kid in a wrestling match, it becomes his own personal battle. Claire is nervous for a big client meeting but things get extra hairy when Mitch and Cam ask her to pick up Lily from school and conveniently leave out the fact that her class just had a lice scare. Elsewhere, Gloria chaperones Manny's school field trip to the museum.

Claire and Phil’s Valentine’s Day romp ends with Claire in the hospital. Jay and Gloria’s attempts at romance face constant interruption. After hosting a wild party, Cam and Mitch are left with hangovers and a new housemate.

Phil and Claire go overboard with drinks, and divulging personal information, on a night out to celebrate the sale of a house to Mitchell and Cameron's friends.

The guest list for Lily's princess-themed birthday party gets a little out of hand when Mitchell decides to invite his mom, much to Claire's dismay, and disinvite Fizbo, much to Cameron's dismay. Things get even more strange when DeDe shows up with Claire's old high school boyfriend in tow, and Jay and Gloria each turn to their own unique methods of dealing with this gathering of misfits.