**Mark Wahlberg is 42.**

Don Reid of the Statler Brothers is 68.

Fred Stone of Sly and the Family Stone is 67.

Laurie Anderson is 66.

Gail Davies is 65.

Nicko McBrain of Iron Maiden is 61.

Kenny G is 57.

Singer Richard Butler of Psychedelic Furs is 57.

Ron Livingston is 46.

Brian McKnight is 44.

Musician Claus Norreen (Aqua) is 43.

Actor Chad Allen is 39.

P-Nut of 311 is 39.

Actress Navi Rawat is 36.

Liza Weil is 36.

Pete Wentz of Fall Out Boy is 34.

Seb Lefebvre of Simple Plan is 32.

Amanda Crew is 27.