"The musically similar follow-up to the commercial breakthrough of Over-Nite Sensation, Apostrophe became Frank Zappa's second gold and only Top Ten album with the help of the "doggy wee-wee" jokes of "Don't Eat the Yellow Snow," Zappa's first chart single ... Apostrophe has the narrative feel of a concept album, but aside from its willful absurdity, the concept is difficult to decipher; even so, that doesn't detract from its entertainment value"