22.Lizzy Caplan (of Mean Girls fame) auditioned for the roles of both Lindsay Weir and Kim Kelly, before eventually being cast as Sara.
23.Judd Apatow and Paul Feig told Linda Cardenelli and Busy Phillips not to lose weight for the show (unlike what most actresses would've been told at the time) because they were so adamant that the characters should look like real, believable kids.
26.Ben Stiller appeared in the 17th episode as a favour to Judd Apatow in an effort to prevent the show being cancelled. However, by the time that episode aired, the show had already been cancelled.
27.In that timeless, perfect scene in which Martin Starr's character is eating dinner and laughing at Gary Shandling on the TV, he is actually laughing at Apatow and another series writer shouting dirty jokes at him because Starr didn't actually find Shandling funny.