[Watch] The Strokes perform "Gratisfaction" on Ellen

You've seen The Strokes perform on the likes of Conan and The Late Night with Jimmy Fallon, but would you ever have imagined the Julian Casablancas-led outfit would make an appearance on The Ellen Show? Well, apparently Ellen Degeneres is a huge fan of the band, and the New York quintet made her a happy woman by paying her a visit to perform the song "Gratisfaction." Check out the performance above.