BILLIE'S WALL-WALKING: HOW SNL DID IT

If you saw Billie Eilish's SNL performance of "bad guy" (Darkroom/Interscope) last weekend, you know it was groundbreaking—and really fucking cool. In this behind-the-scenes video, you can find out how she ended up walking on walls.

We never would've pegged her as a Fred Astaire fan. But if there's one thing we know about Billie, it's that she continues to come out of left field and pleasantly surprise.

Also, talk about being hands on. If you're not impressed by now, you should be.