Place it right after the reveal in a prank edit, then follow with the Shocked Meme Sound for the reaction shot before cutting to the Goofy Yell as the group laughs.
关于此声音
This is a single drawn-out human scream, an ahhh that holds for about two and a half seconds. It feels sudden and panicky, like someone has just been caught off guard, and the stretched sound makes the shock land as comedy rather than fear.