Finger game

Where one person fingers the other with different fingers, having the other person guess which finger they are using.

Then eventually the other person using their dick, and trying to convince the other it's actually their thumb but if the other person calls their dick a thumb you call them a 'lying slut'.

You are using your dick

No I'm using my thumb

You are using your thumb

You good for nothing lying slut

You lost the finger game