Pepsi just dropped a collaboration with Peeps for an Easter treat. The soda is Marshmallow-flavored. The limited-edition soda release can't be bought. You have to win it. Enter to win by sharing photos of yourself on social media of you and your squad enjoying spring. Be sure to include the hashtags #PepsiSweepstakes or #HangingwithmyPEEPS and tag @Pepsi.