Season 5, episode 6: Frasier agrees to give a celebrity lecture on a cruise to Alaska, and invites Niles and Martin along. Trouble ensues when Maris also comes along, and spots a flirtatious society friend coming on to Niles.
Season 2, episode 26: When Frasier learns of the imminent closure of one of Seattle's most famous restaurants, he, Niles, Martin and Daphne go along to bid the place goodbye. Then, in a moment of madness, Frasier and Niles decide to put in an offer for the restaurant. All seems well and good; until the chef quits on the night that all the major food critics decide to visit.
Season 4, episode 15: Frasier tries to direct an old-time radio drama for KACL, but his over-directing turns the show into a complete disaster - just as Niles predicted.
Season 5, episode 14: Roz wins a weekend at a ski lodge, and trades it to Frasier. Daphne invites along her friend Annie, a swimsuit model. Frasier is taken with her, but she is interested in Niles.
Season 1, Episode 22: Frasier and Niles try to collaborate on a book about sibling relationships.
Season 10, episode 14: Daphne attempts to throw a dinner party, with a reclusive artist as the guest of honor, but fails to escape the Crane family curse which always shows up at such events.
Season 6, Episode 14: Three different stories following Frasier, Daphne, Niles and Martin on Valentine's Day.
Season 4, Episode 7: Frasier's ex-wife Lilith summons him to Boston to help secure their son Frederick's acceptance at the area's most prestigious private school. Frasier and Lilith attempt to convince the headmaster of their son's wit and intellect, but end up bribing him with a Thanksgiving dinner.