Over the years, many classic rock artists have appeared on The Simpsons.  Who could forget the time Aerosmith performed at "The Flaming Moe"? Or when Homer tried to sabotage a Who concert?  Or when Otto the bus driver picked up Metallica when their tour bus broke down?  Or when Homer went to Rock n Roll Fantasy Camp and met the Rolling Stones?

Last night, another legendary band rocked the city of Springfield.  When Homer was busted illegally downloading movied, Rob Halford from Judas Priest parodied the classic Priest anthem "Breaking the Law" for a new version called "Respecting Copyright Law".

If you missed it, here's a clip from last night's episode.

And while you're at it, relive Guitar World Magazine's Top 10 Rock Star Cameos on The Simpsons here.

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