Place it as the tag right after the mistake lands in your edit, then follow with Nelson's Ha-Ha! Sound Button for the group reaction. For a softer fall, lead into it with the Sad Violin Sound Button when the bad idea is first revealed.
关于此声音
A short Portuguese voice clip, about two and a half seconds long, where a speaker fires off the phrase 'Vai cabeça de lâmpada' as a playful insult calling someone a lightbulb head. It lands as cheeky and mocking rather than angry, the kind of quick tease that turns a silly mistake into a joke everyone in the group gets instantly.