Who's That Chick David Guetta feat. Rihanna Download 'Who's That Chick' on iTunes
Watch Heart's very own Mark Wright and Myleene Klass do the 'Harlem Shake' in a hilarious promo for VBox Gym.
The Harlem Shake is the craze that has swept the internet this year, as thousands of videos have been uploaded of people dancing to Baauer's titular song.
Now, Mark Wright and Myleene Klass have got in on the action in a promo video for VBox Gym.
Mother of two Myleene shows off her washboard abs in a pink crop, while Mark shows off his boxer physique!
Watch it below: