Because I'm all about that baaaaaad guy... DUH!
First off, big shouts to Twitter for coming through again! I would've never thought to put Meghan Trainor and Billie Eilish together, but this mashup actually works. And tbh, Meghan is WORKING IT. Check it out for yourself while I search the depths of the Internet for full version of this clip!
I was trying to find an audio version on YouTube, but this is the best I could do. It's the other way around, and I definitely like the first way better, but this is still cool enough for you to check out!