Put it on the reveal frame in your edit, preceded by the Dun Dun Dun Sound Button to build suspense, then follow it with a quick cut to the reaction shot so the sequence ends cleanly on the group response.
About this sound
A very short clip of a woman letting out a high, shrill scream, lasting under a second and pitched for maximum comic excess. It feels frantic and funny rather than genuinely frightening, turning a tiny scare into loud, overblown panic that listeners instantly read as a joke reaction.