When you write gay on your hand with chalk and then apply your hand to the jacket or sweatshirt of another it will imprint a the word "gay" on the jacket or sweatshirt.
Make sure your write it backwards, for if you don't you will have "yag" written on your fellow friend.
During anal sex with girl friend the manspits on her back so she thinks he jizzed and when she turns around he jizzes on her face and she makes a pirate sneer.