Miley Cyrus mocks Justin Bieber [VIDEO]: Twerker makes fun of 'Heartbreaker' crooner's sexy Brazil hook-up with Tati Neves

This video of Justin Bieber "sleeping in bed" filmed by Brazilian model Tati Neves recently went viral on Youtube:

Get more juicy details on the full "hook-up" story here:

Justin Bieber, Tati Neves sexy hook-up: Selena Gomez's ex 'looks great naked, very good in bed, well endowed,' Brazilian beauty reveals 'unforgettable night'

Justin Bieber and Tati Neves 'sexy night in bed' revealed [VIDEO]: Selena Gomez's ex 'fools around' with Brazilian model? 'What do you think?'

Of course, fellow pop megastar Miley Cyrus had to make fun of the Biebs for his naughty partying antics!

The girl may be a controversial troublemaker, but she also has one wicked sense of humor (although it still remains unclear is Cyrus was a willing participant in the prank).

FYI - did Mstars fans know that Jiley is a thing now? Meaning Justin + Miley = Jiley? Funny stuff.