Celebrating their 50th year together, the Rolling Stones invited Lady Gaga on stage to perform their hit "Gimme Shelter" at the Prudential Center in New Jersey on Saturday night (December 15).

The "Born this Way" singer left her hotel earlier in the day sporting an odd black-and-gold caged headpiece, but wore an unusually tame black-and-silver vertically-striped bodysuit while around stage with Mick Jagger.

New York City’s Madison Square Garden was swarming with stars on Wednesday night (December 12) for the 12-12-12 Sandy Relief Concert.

Kristen Stewart was on hand to introduce the legendary Bon Jovi, who gave a rockin' performance for a great cause.

They’re one of the hottest band of all time, and the Rolling Stones just unveiled some fresh new music much to the delight of their millions of fans.

The “Sympathy for the Devil” rockers released their first new song in seven years called “Doom and Gloom,” and it’s already getting great feedback.