All from her appearance on The Ellen Show.
The Voice judge, Masterclass teacher, and pop superstar Christina Aguilera stopped by The Ellen Show to play a divas edition of Heads Up with Ellen and she NAILED a few of her impressions.
First up, she blew it away with a heart-stopping Whitney Houston:

Her Rihanna — complete with hand gyrations — also was pretty damn good:

And although she kind of half-assed her Lady Gaga (she didn't even sing!)...
