Sia Takes Chandelier To A Whole New Level With Lena Dunham! See The Funny, Sad, Kinda Disturbing, INCREDIBLE One-Of-A-Kind Performance HERE!

We just LOVE when little Maddie Ziegler stood in for Sia during her performance of Chandelier on Ellen! But we may have found a replacement.
Sia performed her emotional hit for Seth Meyers with a completely different Girl– Lena Dunham!
We’re not sure whether to laugh or cry!
Ch-ch-check out the video (above) and you just might do both!