guifakists

A fake guitarist, portrayed by an actor, usually used in TV, Film, or advertising.

Term coined by YouTube musician/comedian SteveTerreberry.

That Mike and Ike ad had a bad guifakists, she wasn’t even playing cords!

guifakists by G_Ranger January 3, 2020

Guifakist 

When people pretend to play guitar and don't do a good job. Be a good person and STOP these people from spreading their guifakery.

Guitar player: Yo did you see that guifakist on the new Rice Krispies commercial.
Another guitar player: yeah I did that was so lame.

Guifakist by Themanwhodontknowsomething January 21, 2022

Guifakist 

The lead guitarists of Maroon 5 and Imagine Dragons. Often people who fake playing guitars that aren’t plugged in onstage.

Did you see that Cars For Kids commercial? That kid is a guifakist.

Guifakist by CrosbyBrendan June 22, 2020