'American Idol' Relives Biggest Moments in Final Season Promo: Watch

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American Idol alums Carrie Underwood, Adam Lambert, Kelly Clarkson and Phillip Phillips.

The Fox show teases its farewell season during tonight's World Series broadcast.

American Idol is giving fans a taste of the farewell season with a nod to its past in a new promo set to air during Friday night’s World Series game on Fox.

The clip -- which takes a look back at the show’s biggest moments -- opens with an image of a young Kelly Clarkson introducing herself to a smiling Simon Cowell, and montages with glimpses of Fantasia, Jennifer Hudson, Chris Daughtry, Kris Allen, David Cook, Jordin SparksLee DeWyzeRuben Studdard and Phillip Phillips. The original trio of Cowell, Paula Abdul and Randy Jackson also gets a nod as Clarkson’s coronation song “A Moment Like This” plays in the background.

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With judges Jennifer Lopez, Keith Urban and Harry Connick Jr. front and center, the promo -- which showcases many of the winners being showered in confetti -- invites the audience to “Discover an Idol One Last Time.”

It’s hard not to get a little misty as season 4 winner Carrie Underwood surmises that being on the show “changed my entire life.”

American Idol's farewell season airs January 2016.

Watch the clip below: