Jon Stewart is 49

Berry Gordy Jr. is 82.

Bruce Channel is 71.

Randy Newman is 68.

Paul Shaffer is 62.

Ed Harris is 61.

S. Epatha Merkerson is 59.

Kristine Arnold of Sweethearts of the Rodeo is 55.

Judd Nelson is 52.

Matt Cameron is 49.

Garcelle Beauvais-Nilon is 45.

Dawn Robinson is 43.

apl.de.ap of Black Eyed Peas is 37.

Chamillionaire is 32.

Rostam Batmanglij of Vampire Weekend is 28.