Place it after the confusing reveal, then follow it with a second reaction such as You What SpongeBob or Homer Ta Gueule to keep the joke going before the next scene starts.
关于此声音
This clip is Lenny from The Simpsons asking 'Que diabo é isso?' in Portuguese when he comes across something he cannot understand. It feels baffled and funny, confusion that lands because the question sounds so genuinely thrown, and it is a line from The Simpsons.