Two of the greatest dancers in the world, Derek and Julianne Hough, were here to perform a brother/sister duet just for Ellen.
Julianne and Derek Hough Perform
Julianne Hough on Jimmy Kimmel Live PART 1
Julianne Hough dancing workout
Hélio Castroneves & Julianne Hough - Rumba
Julianne and Derek Hough performing the Jive
Chuck Wicks & Julianne Hough - Team Mambo