The pint-sized star accidentally exposed a whole boob while leaning forwards in front of photographers before the ceremony.
Posing up a storm with her hair stylist mate Ken Paves, Eva seemed blissfully unaware of her wardrobe malfunction, although after she sees this pic she'll probably be adding some double-sided tape to her red carpet get- ups in future.
She totally one-upped Taylor Swift, who narrowly avoided a nip slip of her own thanks to a sensible pastie. Snooze!
Want to cringe at more unfortunate red carpet escapee boobs? Check out our slideshow. Just want to check out all the pretty dresses at the Globes? Go forth, fashionista.