Take a warm bowl of milk, drop testicles into bowl, have girl take straw and blow bubbles in milk while executing a handjob.

When some little bitchboy is acting like a little tiny pee pee poo poo baby and messing up the group plans.

a french motorboat takes place when a guy sticks his balls in a glass of milk and girl uses a straw to blow bubbles in the milk

While having a bowl of milk, dipping the male genitals into the bowl your partner then proceeds to blow bubbles in the milk bowl with a straw.