The singer stopped by 'Watch What Happens Live' on Sunday.
Miley wore a sparkly blue thong to celebrate James Franco's nontraditional bar mitzvah.
We can't stop stalking these party pics!
To put it mildly, Ellen and Miley went balls out on Friday's show.
It was all for a good cause -- raising money for breast cancer research.
Meanwhile, Wayne Coyne says she's plotting a fully nude performance and video shoot.
The star also commented on the sexuality of fellow former Disney darling Demi Lovato and Miley Cyrus
The rapper explained everything to 'The New York Times Magazine'.
Nicki Minaj vs. Miley Cyrus round 3
The 22-year-old knows how to have a good time!
Mayer took to Twitter on Sunday to praise Miley's 'Dead Petz' album, which he called "a masterwork of whack genius."
The pop star celebrated her 'SNL' hosting gig until 6 a.m. while wearing a wild, sunflower-themed outfit.
Miley and Hillary all in one night!
America's most outlandish pop star and possibly the future President of the United States both on the same set?! What's the worst that could happen?
