WATCH: Taylor Swift Shares Video of Lena Dunham Popping Her Booty

SelGo Talks Taylor
Selena Gomez reveals Taylor Swift's most helpful advice.
Taylor Swift and Lena Dunham are best friends… So when they both found out there’s a rap song entitled “Lena Dunham,” they couldn’t help but get wild.

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.”

And Dunham isn’t the only friend making headlines with T. Swift today.  Lorde just revealed how she and the “Blank Space” singer bonded over milkshakes.

It looks like TayTay has moved on from her long list of famous boyfriends, to an even longer list of celebrity BFFs.

Launch the gallery above to see who else she mingles with!