In Grammy-award winning parodist "Weird Al" Yankovic’s new children’s book, When I Grow Up, Billy tells his teacher he wants to be a gorilla masseuse. When Yankovic himself was growing up, he wanted to be a writer for Mad magazine, he tells Liane Hansen on Weekend Edition Sunday.
http://www.npr.org/2011/02/27/134055245/weird-als-advice-follow-your-muse-to-grow-up