When situations get too out of hand and either:

A) You must relieve stress somehow.

or

B) You need people's attention.

You simply go and flip a table. This has been used many times in cartoons or movies or whatever, as you know. So. Yeah.
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the thing that you don’t have when you’re phones percentage is over 20

Something you do when you are angry. The phrase :flips table: or a variation of it comes up in online interaction, often through self-narration.