Thursday, April 15, 2010 10:01am ET by  

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Alicia Keys to mentor on American Idol

Alicia Keys will be starring as a mentor on American Idol this season.

Next week viewers will see the 'Put It In A Love Song' singer advising the Top 7 contestants on Tuesday evening (April 20) and the following night will then see Alicia performing.

Reports say the Wednesday episode will be the two-hour Idol Gives Back special, which will also see appearances by Carrie Underwood, the Black Eyed Peas, Annie Lennox, Jeff Beck, Joss Stone and Mary J. Blige.

This week saw former runner-up Adam Lambert mentoring the wannabe singers.