Clapback Queen Rihanna recently SPAZZED on a fan who asked about one the many "mysterious" lip bumps that have popped up over the years. With paparazzi following their every move, it's nearly impossible for celebs to hide breakouts or
Herp flare ups cold sores in celeb-obsessed America.
Here's a photo gallery of celebs with "mysterious" bumps on their lips. Take a look.