Adam Levine
A lot of music fans have mixed feelings about this Maroon 5 frontman. Levine was one of the main judges for The Voice and his friendship with Blake Shelton was both hilarious and adorable, but looks can be deceiving. Levine has confessed that his desire for attention has burned some bridges. Apparently, the singer will refuse to give out his autograph to anyone he doesn't consider attractive. That's a little shallow...