Jack-of-all-trades and all-round legend Hulk Hogan was begged to join Metallica. But Hogan knew he had more important things to pursue - that is to become a wrestling world champion:
http://uk.omg.yahoo.com/news/hulk-hogan-asked-join-metallica-091300622.html
http://uk.omg.yahoo.com/news/hulk-hogan-asked-join-metallica-091300622.html