Actually I lied... he does do something with it.... every now and then he will randomly start air drumming..... on his desk..... on my legs..... on someone's head..... you get the idea :)
This drummer; Cobus, listens to a song, and then just plays a drum beat to it. His drum beats are crazily fast and complicated and are not the original drum beat of the song. He chooses some random songs too, including *Nysnc and Kelly Clarkson.
Here is just a very small selection: