Snickers sort of hijacks the Sports Illustrated Swimsuit issue with this latest installment of the "You're Not You When You're Hungry" campaign.

BBDO New York's creative takeover of the magazine's back cover shows how even a smiling bikini model can morph into monster mode when she's hungry. Flipping the issue over reveals a fanged Medusa with snaky locks and "Super Irritated," a fun play on the magazine's title, displayed behind her.