Goof: In season 2 episode 9 Dharma tells Greg that she only recently recieved her learners permit. Her current drivers license could not possibly have expired by the time of this episode.
DMV Clerk: May I help you?
Greg: Yes, um, question seven on the sample test about posted speed limits doesn't take into account the California basic speed law.
DMV Clerk: Sir, this is Renewals. Meaningless Piddly Crap is Line 4.
This episode's end titles has Chuck Lorre's Vanity Card #102.