Parenthood Exclusive: American Idol's Paul McDonald Cast as [Spoiler]'s New Crush Interest

Paul McDonald Parenthood Another notable American Idol grad is making the leap into acting.

Paul McDonald — whose gravelly voice and mega-watt smile carried him to an eighth place finish on Fox’s reality juggernaut — has booked a potentially recurring role on Parenthood, TVLine has learned exclusively.

The singer-songrwiter will play a musician who uses Crosby and Adam’s recording space, The Luncheonette, and promptly catches the eye of the studio’s new assistant, Amber (Mae Whitman).

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This will mark McDonald’s acting debut.

Parenthood‘s fourth season premieres on Tuesday, Sept. 11 on NBC.