WATCH: Taylor Swift Shares Video of Lena Dunham Popping Her Booty
Taylor took to Instagram to share a video of Lena popping her booty and pulling out some crazy dance moves to the beat of the self-titled song as T. Swift encourages her along the way.
Taylor captioned the funny clip, “This was what happened when Lena and I found out that there is a rap song called ‘Lena Dunham’.@lenadunham.”
Launch the gallery above to see who else she mingles with!