OK, not every celebrity, but an impressive array.
Where imitation is the sincerest (and fastest) form of flattery.
Our hearts can't go on after this.
Christopher Walken as "Alexander Hamilton."
Britney, Céline, Whitney -- she does them all!
Sofia Vergara, Jack Nicholson and Robert De Niro, we're sorry.
Owen Wilson, Christopher Walken, Al Pacino and, of course, Robert De Niro.
Oops, she did it again.