Sammy Hagar's new song 'Encore, Thank You, Goodnight' was written in a dream with Eddie Van Halen, and recently finished with Joe Satriani.

Katy Perry played 'Not Like the Movies' for the first time in 13 years during the opening night of the Lifetimes Tour in Mexico City Wednesday.

But especially if it's Post. Look, it's an unenviable position to be in for any performer. By Sunday night, ...