Ellens Sia nsational Halloween Costume!

Ellen dressed up as the exceptional singer Sia, and was joined by Heidi Klum as her dancer, Maddie Ziegler. The pair put on a performance thatll make you .
Heidi Klum Full interview on Ellen Show [Sia-nsational Halloween Costume] Ellen DeGeneres .
Ellen dressed as the other Kardashian sister for Halloween this year! Try keeping up with her!
The stunning Heidi is known for her incredible Halloween costumes, and shared a hint with Ellen about this years spooky ensemble!