Sibling rivalry flares when Frasier and Niles decide to collaborate on a self-help book.

When Niles asks Frasier if he's happy after his first year back in Seattle, the question opens up a comical and revealing family dialogue.

Frasier's thrilled by the prospect of a Christmas visit from his son, but he's forced to brave the mall on Christmas Eve to find just the right gift.

Frasier befriends Bob, a wheelchair-bound man whom he doesn't have the heart to "dump" after he discovers they have nothing in common.

Frasier challenges his father to a game of chess, but when Martin wins, Frasier becomes obsessed with beating him.

Frasier sets his sights on a female police officer who actually has a crush on his father.

Frasier finds himself in a precarious position when he tries to help the troubled marriage of a former high school acquaintance.

Frasier tries to console Niles after Maris serves him with divorce papers.

When Niles asks Frasier whether he and Maris belong together, Frasier goes out of his way to give his brother an honest, thoughtful response.