Source: YouTube

“American Idol” took time during the grand finale to highlight the best moments of Katy Perry over the last 7 years as a judge on the show. Then she took the stage to sing with Jack Blocker. The faces you see on her skirt as she ascends are the contestants from the past 7 seasons of Idol.

Bon Jovi performed with the top 3 contestants…


NKOTB performed with KAYKO!

And of course, a winner was named!


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