The 'Money for nothing' effect 

If the hit song 'Money for nothing' by prolific rock group Dire Straits is played at a function, event or gathering, guests are required to shotgun a beverage before the intro of the song concludes. If no cans are available, guests must finish the remainder of their current drink in a timely manner.

The 'Money for nothing' effect
noun
1. A Phenomenon caused when the song 'Money for Nothing' by Dire Straits is played at a gathering and results in guests finishing their beverage and/or shotgunning a full can of beverage.

Example:
*intro of Money for Nothing plays in the background at a function*
GUEST 1: "oh shit, it's the Money for Nothing Effect."
GUEST 2: *Pierces a fresh tin of lager with a car key and prepares to shotgun the beverage*
GUEST 1: "Make sure to wait for the guitar riff to come in!"

The 'Money for nothing' effect by Downtempo Dan August 23, 2023