Put it at the end of a transformation sequence, just after the after photo lands, then follow it with the Among Us Sus Sound to keep the callout going, and finish with the Awkward Crickets Sound Effect while the flex stays on screen.
Über diesen Sound
This is a very short voice clip, lasting about two seconds, built around the spoken phrase “fake natty.” It works as a sharp, sarcastic callout, turning a flex or transformation into something funny and dramatic rather than impressive. The phrase comes from bodybuilding slang for accusing someone of not being naturally muscular, and this version is tied to the Rodrigo Goes fitness meme context where it spread in gym edits.