Apparently, not even getting a rock star on American Idol can stop its plunge.  The premiere didn't do as well as previous years and doesn't look like things will get better.

The tenth season premiere of aging juggernaut "American Idol" fell 13 percent among total viewers and 18 percent in the ad-coveted demographic of 18-49-year olds, according to preliminary data from Nielsen. The much-hyped two-hour opener, featuring new judges Jennifer Lopez and Steven Tyler, was watched by 26.1 million viewers with a 9.7 in the demo

Via Billboard

Bummer.

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