SoMeowNos

If you've seen the final episode of The Sopranos, go to Stereogum, and you can plug in any MP3 to replace Journey's "Don't Stop Believin", like these...

http://www.felinomania.com/download/cat1.mp3
http://www.jinglecats.com/mp3/jinglecats_secretagentman.mp3

or this one

http://www.demex.eu/technofanatic/Avril%20Lavigne%20-%20Girlfriend%20(NEW%20SINGLE%202007).mp3










The Curb Your Enthusiasm one is pretty classic.