Bruno Mars at the 2011 Grammy Awards

Mr. Schue's New 'Do
Matthew Morrion at the 2011 Grammys.
From hipster to classic Hollywood: Bruno Mars channeled The Rat Pack at the 2011 Grammy Awards.

Ditching his trademark fedora and ripped jeans, the singer looked smooth and stylin’ on the red carpet. The look is befitting his old-school, soulful rendition of his song “Grenade” during the show.

Are you feeling Bruno’s throwback style? Share  your thoughts in the comments, you dig?