I just ran across this one and wonder why it wasn't thought of sooner XD
The Millennium Ball Gag
What if the Yu-Gi-Oh! Gang di Pokemon and the Pokemon Gang did Yu-Gi-Oh!?
Sitting in the auditorium that my American Decades class is in, the professor started to take attendance (as most do on the first couple days). She has everyone call out their name as she points to them, and I had to stifle a giggle when I heard the guy behind me call out his name.