King Kylie documented the whole thing on Snapchat, revealing:
And she also posted some of their surprised reactions:
[Image via Instagram.]
Unicorn onesies are sooooo last month!
Miley Cyrus loves her onesies!
She posted this pic of her wearing a heather gray Chanel onesie on her Twitter with the hashtag #mostprizedpossession. Well, obvi!
Plus, it's an above-the-knee onesie, which is even cuter!
The real question is why didn't Miley post a video of herself twerkin' in it?
[Image via Miley Cyrus' Twitter.]