The outstanding - Rihanna won best dressed by far in this simple but super sexy and sophisticated black plunge gown by Giorgio Armani teamed with her new blonde bombshell wavy locks.
Other style winners from the red carpet -
Of course we can't forget some the guys looking rather dapper also in their suits.
And the looks that should have stayed home or been kept for a costume party, oops.
Jennifer Hudson - I Will Always Love you
Rihanna & Coldplay - We Foud Love, Princess Of Chine & Paradise
Katy Perry - E.T & Part Of Me