A new 'water cup' challenge is going viral on TikTok - and has been dubbed the Gen-Z version of Jenga.
Made famous by NFL JuJu Smith-Schuster, the challenge involves a group of people pouring water into a cup until it's insanely full and the surface tension breaks, resulting in a spill. The first person to spill the water loses.
The suspense is killer, and what's worse, is that the loser gets thrown in the pool as a forfeit.
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