This song is also featured in Sonic Adventure for DC:
http://www.youtube.com/watch?v=UIVIq0aom3M
Anything really from this game but this one sticks out:
http://www.youtube.com/watch?v=pGwrbXGq7Tc
Maniac Mansion had some catchy themes. Sometimes one of the songs will randomly pop in my head to this day:
http://www.youtube.com/watch?v=lxcBg6ki3rY