Katie's least favorite holiday is Valentine's Day, but her desire for a low-key approach is overridden by Greg's over-the-top romantic gestures. Meanwhile, Oliver has an expensive gift for the girl he's crushing on.
Russell (David Spade) reluctantly agrees to host a photo shoot in his apartment for Audrey's (Megyn Price) magazine, with the hope of landing a date with a hot model. Adam (Oliver Hudson) steps in to play the groom in Audrey's wedding-themed shoot, prompting him to make a decision about his own engagement. Meanwhile, Jeff (Patrick Warburton) and Jennifer (Bianca Kajlich) discover unexpected common interests with each other while searching for a birthday gift for Audrey.
Jennifer (Bianca Kajlich) and Adam (Oliver Hudson) attempt to practice fiscal responsibility as they consider buying their apartment. Audrey (Megyn Price) and Jeff (Patrick Warburton) offer to write their letter of recommendation, but end up making matters worse when they have a run-in with the landlady. Meanwhile Russell (David Spade) is forced to find a new dive when a waitress at the diner turns out to be one of his scorned ex-lovers.
Walden discovers how challenging it is to be intimate with women with his foster son, Louis, in the house. Also, Herb (recurring guest star Ryan Stiles) asks Alan if he can go on a date with Lyndsey.
While investigating the death of a young archaeologist who may have unearthed the answer to one of New York City's oldest murder mysteries, the CSIs discover anything can be purchased on the Internet, even someone else's life. (TV-14)
