Last fall, Popchips placed ads in the VH1 mobile site promoting a sweepstakes to win a chance to meet singer Katy Perry that included an entry process that synced to a user's Facebook account (see ...

"A chip like no snack aisle has seen (or taste bud has tasted)," says the website for Popchips, one of a burgeoning breed of salty-snack alternatives and pitched by Katy Perry and Bruno Mars.