Swift's rep, Tree Paine, tells PerezHilton.com:
Wow. Wow. Wow.
Kanye is straight-up INSANE!!!!!
Nip slips are old news. Now peen slips are all the rage!
This British boy bander was hanging out at the pool in Rio de Janeiro with his mates this week, when he nearly revealed his package!
As he lifted up his waistband for some adjustment, the 20-year-old had everyone’s eyes going in one direction!
Think you know who it is… Harry Styles!
Now if only he’d done this in a speedo! Isn’t he European?!
[Image via Splash News.]