Place it right after the invitation or deadline appears on screen, as the response beat in the edit. Follow it with a funny ha ha laugh for a group reaction, or lead into it with a yeah reaction when the plan is first suggested and everyone agrees too quickly.
关于此声音
An 11-second clip built around the Tagalog phrase sa susunod na lang, said like a casual rain check for something being put off. It feels light, a little sheepish and easygoing rather than rude, the sound of someone smiling while they back out and promise to show up properly next time around.