While sports fans were shaking their heads tonight over the Pacquiao-Bradley debacle, rap fans were shaking their heads over another showdown-gone-bad.

Rappers Canibus and Dizaster duked it out in a “battle royale.” It didn’t go well for Canibus, from what we gather on Twitter. Yeesh:

Dizaster tweeted about his opponent’s meltdown:

http://twitter.com/MacLethal666/status/211662438515490816

Watch, if you can bear (or comprehend) it:

Summing up a bad day: