By Breaking Celebrity News Staff

It’s hard to keep your oversized assets in check when your swimsuit is so skimpy!

Stephanie Seymour, who has been flaunting her hot bod in barely-there bikinis all around St. Barts this week, experienced an embarrassing swimsuit slip-up on Wednesday, exposing her nipple, and Breaking Celebrity News has the photos.

During an afternoon of snorkeling with her controversial Rich Kids of Instagram sons, Peter Brant II and Harry, a grueling water yoga session and making out with her billionaire husband, Peter Brant Sr., one of the 44-year-old’s bombshell [expletive] slipped out of her low cut maillot swimsuit.

Stephanie, who has never been shy about showing off her assets, did a little damage control and readjusted the girls.

In January 2011, Seymour faced backlash after photos surfaced of her looking strangely intimate with Peter II, who later went on to reveal that he was