PHOTOS: 'Simpsons' Celeb Cameos

Tony Blair, Metallica and more have lent their voices to the satirical cartoon.

Simpson Cameos

Simpson Cameos
Simpson Cameos
Simpson Cameos
Simpson Cameos
Simpson Cameos
Simpson Cameos
Simpson Cameos
Simpson Cameos
Simpson Cameos
Simpson Cameos
Simpson Cameos
Simpson Cameos
Simpson Cameos
Simpson Cameos
Simpson Cameos
Simpson Cameos
With more than its share of star power, "The Simpsons" currently holds the record for most celebrity cameos. In keeping with the show's tradition, "The Simpsons Movie" features several big name appearances, like Green Day and Arnold Schwarzenegger. Here's a look at some of the most notable celebrity cameos in the series' recent years.

Kelsey Grammer

Using superior wit for more than 15 years and in nine episodes, Sideshow Bob hatched diabolical plans, each including the death of Bart Simpson. Sideshow Bob's combination of intelligence, sophistication and evil were realistic only because he was being voiced by the intelligent, sophisticated and not-so-evil Kelsey Grammer. (Fox )

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