BEST NEW ARTIST WINNER Sam Smith Label: Capitol Records BEST POP SOLO PERFORMANCE WINNER Happy (Live) Pharrell Williams Label: Columbia Records BEST POP DUO/GROUP PERFORMANCE WINNER Say Something A Great Big World With Christina Aguilera Track from: Is There Anybody Out There? Label: Epic Records BEST TRADITIONAL POP VOCAL ALBUM WINNER Cheek To Cheek Tony Bennett & Lady Gaga Label: Streamline/Columbia/RPM/Interscope BEST POP VOCAL […]