Kelly Clarkson, Rihanna for 'American Idol'
Published Apr 8 2011, 09:43 BST | By Lara Martin Kelly Clarkson
, Jason Aldean and Rihanna will perform on next week's American Idol
The first-ever American Idol
winner will take to the stage with Aldean to perform their track 'Don't You Wanna Stay', while it has not been confirmed what Rihanna will sing.
Clarkson - who recently admitted to developing a "crush" on season ten singer Casey Abrams
- is not the first former contestant to return to the show this season. Adam Lambert performed on the first results show of season ten, while Lee DeWyze, Fantasia and Constantine Maroulis have all made appearances in recent weeks.
Season seven winner David Cook has also recorded this season's farewell song
, a new version of 'Don't You (Forget About Me)', originally released by Simple Minds.
Other stars who have performed during results shows this season include will.i.am and Jamie Foxx, Iggy Pop, Black Eyed Peas and Diddy Dirty Money.
This week's American Idol
saw the Top 9 contestants performing tracks from the Rock and Roll Hall of Fame
, while will.i.am joined Jimmy Iovine to mentor the singers, and Gwen Stefani dressed the women in clothes from her L.A.M.B. fashion line.
The contestants' studio performances are now available as a compilation album or individual tracks on iTunes.American Idol
airs Wednesdays and Thursdays on Fox.> Click here to find out who went home this week!