CHIN's

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.

Phil and Claire break from their traditional Valentine's Day dinner date and plan a little "role play" excursion. Meanwhile, Jay and Gloria's ideas of romance clash when he takes her to a comedy show, and Mitchell and Cameron play cupid for Manny.

Ross plans a surprise for Monica and Chandler's wedding–he wants to play the bagpipes. Drake Ramoray is coming out of his coma on Days of Our Lives. A diva will be killed off and her character's brain will be transplanted into Drake's. Joey and the diva hook up. Phoebe and Rachel fight over a guy who left his cell phone in Central Perk.

Leonard and Wolowitz try to distract Sheldon when he slows the progress of their guidance system. Also, Penny and Amy take Bernadette out for the night, leaving Raj and Stuart to care for baby Halley.

Eddie's journey to rescue a boy from a well turns into a mission to save himself from his past.

A going-away party for a bank manager turns into an emergency, and then a mystery, as the first responders are accused of pulling off a daring heist.