Jennifer Hudson to appear at 'American Idol' finale

Kelly Clarkson & Carrie Underwood Set To Perform At American Idol Series Finale
Kelly Clarkson & Carrie Underwood Set To Perform At American Idol Series Finale

Academy Award winner Jennifer Hudsonhas been added to the list of performers scheduled to appear at the American Idol series finale.

The Dreamgirls actress -- who finished in seventh place in Season 3 -- is currently starring on Broadway in The Color Purple.

Also scheduled to appear on the April 7 broadcast is Season 1 winner Kelly Clarkson and Season 4 Winner Carrie Underwood.

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Other Idols returning one last time to Los Angeles' Dolby Theatre include: Ruben Studdard, Fantasia, Taylor Hicks, Jordin Sparks, David Cook, Kris Allen, LeeDeWyze, Scotty McCreery, Candice Glover, Caleb Johnson, Nick Fradiani, Ace Young, Allison Iraheta, Amber Holcomb, Blake Lewis, Bo Bice, Brandon Rogers, Bucky Covington, Carly Smithson and Casey James.

See photos of all of the past "American Idol" winners:

They'll be joined by the likes of Chris Daughtry, Clark Beckham, Clay Aiken, Colton Dixon, Constantine Maroulis, Danny Gokey, Diana DeGarmo, Elliott Yamin, George Huff, James Durbin, Jessica Sanchez, Josh Gracin, Joshua Ledet, JustinGuarini, Katharine McPhee, Kellie Pickler, Kimberley Locke, Kree Harrison, LaToyaLondon, Lauren Alaina, Melinda Doolittle, Pia Toscano, Sanjaya, Skylar Laine, TamyraGray and more.

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The only Idol champ not included in that list is Phillip Phillips, who is currently in a legal battle with 19 Entertainment to escape the "oppressive" contracts that came along with his season 11 win.

But before all that, the Top 4 contestants -- Mackenzie Bourg, La'Porsha Renae, Dalton Rapattoni, and Trent Harmon -- continue to compete in the quest to be the final American Idol.

See Hudson throughout her career:

The three-part finale kicks off April 5 with the 90-minute retrospective American Idol: American Dream. The show will feature host Ryan Seacrest.

American Idol airs live at 8 p.m. April 6 and 7 on FOX.

Originally published