Place this clip at the reveal point of your edit, after you have shown the two separate items on their own. Follow it with a bruh reaction for a deadpan finish, or lead in with goofy ahh sounds to build a longer sequence of combinations.
Over dit geluid
This clip is a short sung performance, about seven seconds long, where a cheerful male voice chants about having a pen and an apple and joining them together as an apple pen. It feels gleefully absurd and instantly catchy, the kind of nonsense logic that makes listeners grin and repeat the combination out loud.