I couldn't help but notice that the sudden influx of interest in this show and the Krust cousins inflated around the time that Sardonyx episode of SU came out.
Not to say there wasn't interest in the show and characters before, but I think the black/buck teeth made people remember Brit and therefore the show.
Anyway here's something I did a while ago
http://pastebin.com/t4jKAhXB