Place it right after the stiff attempt or failed stretch, then follow it with Nelson's Ha-Ha! to underline the joke, or cut to Cartoon Slip when the moment turns physical. Keep it near the reaction beat so the next clip answers the moment directly.
Über diesen Sound
This is a short Portuguese spoken line, lasting about three and a half seconds, built around the phrase about being without flexibility. The delivery is direct and teasing, aimed at someone who cannot bend, stretch or adapt in the moment. It lands as a light, mocking reaction rather than a serious comment, making it easy to drop into a joke when rigidity becomes the funny part.