"Unfortunately, the bill filled so fast...we just ran out of room," the music manager and producer tells TheWrap ...

In addition to the performances, original Grateful Dead members Mickey Hart, Bill Kreutzmann and Bob Weir will be recognized ...

Katy Perry has opened up about the tips and "cheat codes" she gave both Chappell Roan and Doechii on handling fame.

Gaga has released two Grammy -winning collaborative albums with the late jazz icon Tony Bennett: ‘Cheek To Cheek’ (2014) and ...