Add 1/4 cup of the butter to a microwave-safe bowl. Heat in 20-second increments until the butter is melted.

Add the crushed Oreos and the strawberry jello powder to the butter bowl. Stir to combine.

Add the rest of the butter and marshmallows to a different microwave-safe bowl and heat in 20-second increments until the mixture is smooth.

Add the melted marshmallow and butter mixture to the popcorn. Toss until coated.

Add the cookie/jello mixture to the popcorn and toss to coat.

Serve.