Jennette McCurdy is 20.
Billy DavisJr. of the Fifth Dimension is 72.
Robert Davi is 61.
Mick Jones of The Clash is 57.
Chris Isaak is 56.
Patty Smyth is 55.
Terri Nunn of Berlin is 51.
Sean Hayes is 42.
Chris O’Donnell is 42.
Gretchen Wilson is 38.
Ryan Tedder of OneRepublic is 33.
Jason Schwartzman is 32.
