This is something we'd do on a forum I used to visit. Each person would pick a song and make a set of graphics to go with it. One would be 640x480 and the other would be 256x80. The larger one would feature just the song's title, as well as whatever other graphics you decided to include, and the smaller one would be a smaller variation of the larger but including the artist name too.
As I said above, this is a total waste of time and effort - it has no real point. But it can be fun.
I'll start:
