'American Idol' finale

Fans are treated to performances from Katy Perry, Luke Bryan, and "American Idol" all-star alums Carrie Underwood and Adam Lambert as a new winner is crowned. ABC News' Will Ganss has the highlights
1:42 | 05/20/19

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Transcript for 'American Idol' finale
On your day previous contestants shakes setting the bar. But the top three Madison lane and Alejandro lighting the belly up. But the first finalist sent home Madison Vandenberg making the top two Alejandro Rhonda. And lane hardy luckily performance to lift the mood Katy Perry singing with top fiber Jeremiah Lloyd harming. Proving that we love her and him. Unconditionally. And then Luke Bryan. Also taking the stage former American Idol Carrie Underwood. Yeah. Adam Lambert also returning to the idol stage. And finally the moment it's true who will be the next Kelly. The next Scotty mccreery the next Carrie Underwood Ryan revealing the winner in typical idol fashion. Lane taking the title and sing. I'll just it was a beautiful. Hoping to resume its full. Lane will be on DNA and live with Kelly Ryan right here at ABC a little later this morning also are fantastic colleague Barbara veto would there live in the studio and I have never fame board jealous of anyone in my entire life gives you. Crazy insane I thought that exercise that's Matt Katie and Daddy Yankee dose performances it was three hours of nonstop entertainment. And look how this week yeah. Yeah.

This transcript has been automatically generated and may not be 100% accurate.

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