Josh Groban and five other stars who realized being weird is better for business

Josh Groban has a majestic voice that soars to the top of the adult contemporary music charts. He also embraces weirdness at every turn.The singer appeared on Jimmy Kimmel's show a few years ago singing Kanye West's best tweets. ("Do you know where to fiiiind/marble conference tables? Looking to have a conference/Not until I get the table though.") He's had guest stints on "The Office" as a partying alcoholic and "The Crazy Ones" as a diva pop star. He ordered the "me" soft shell crab on the ser...