Game rule two.
3 seconds sound clip from the Grease (1978) movie soundboard.
You can hear this line at 01:10:00 in the Blu-ray version of the movie.
Quote context
[...]
- Game rule one: All couples must be boy girl.
- All right, all right, come on.
- And rule three: Anyone doing tasteless or vulgar movements will be disqualified.
- Can we keep it clean, please? Let's keep it clean.
[...]