Adam Levine is a busy man. He's a newlywed, lead singer of Maroon 5, and a Coach on NBC's The Voice. Despite his busy schedule he managed to find time to perform solo at Hyde in Hollywood and cover an R Kelly Favorite.
Ariana Grande, Pharrell and Maroon 5 have been announce to headline 'A Very Grammy Christmas Special' which will air on Dec. 5 on CBS. Country legend Tim McGraw will also be performing as part of the special.