04/03/2006 at 01:00 AM EDT
"It's the people that interest me rather than their products," says American Inventor
coproducer Simon Cowell
. Sizing up contestants on American Idol
, "I'm curious why someone who can't sing a note believes they can be famous. On this show, when someone comes up with one of the craziest things I've seen, what makes them believe it's gonna make them a millionaire?"