cummy closet
When you go into a closet with your bros, turn off the light, and touch each other's dicks and guess whose are whose. Bonus if you get cum on your hand, as you can taste and smell it to get more hints on whose dick you're touching.
Bob: "Yo Chet, wanna hop into this closet and play cummy closet with me?"
Chet: "Yeah sure! I love cummy closet! 1v1 me bro!"
Chet: "Yeah sure! I love cummy closet! 1v1 me bro!"