I know this is a pretty random topic but I like it. Jeopardy has had five different themes and they vary a ton in style, instruments, speed, etc. So pick your favorite.
1984-1991
[youtube:1wy7dyyh]Y6rHqrLA7aw[/youtube:1wy7dyyh]
1991-1997
[youtube:1wy7dyyh]KfDUKtxi8HU[/youtube:1wy7dyyh]
1997-2001
[youtube:1wy7dyyh]GeW0rBVgMPQ[/youtube:1wy7dyyh]
2001-2008
[youtube:1wy7dyyh]Hv_wVfGU8EY[/youtube:1wy7dyyh]
2008-
[youtube:1wy7dyyh]u2VBsECArwc[/youtube:1wy7dyyh]
Mine is 1997-2001, by the way.