Singer-actress Marie Osmond is 50.

Actress Melinda Dillon is 70.

Musician Paul Simon is 68.

Actress Pamela Tiffin is 67.

Keyboardist Robert Lamm of Chicago is 65.

Country singer Lacy J. Dalton is 63.

Actor Demond Wilson (“Sanford and Son”) is 63.

Singer Sammy Hagar is 62.

Actor John Lone (“Rush Hour 2″) is 57.

Model Beverly Johnson is 57.

Singer Joey Belladonna (Anthrax) is 49.

Actress T’Keyah Crystal Keymah (“That’s So Raven”) is 47.

Actress Kelly Preston is 47.

Country singer John Wiggins is 47.

Actress Kate Walsh (“Grey’s Anatomy”) is 42.

Musician Jeff Allen of Mint Condition is 41.

Actress Tisha Campbell-Martin (“My Wife and Kids,” “Martin”) is 41.

Singer Carlos Martin of Il Divo is 41.

Country singer Rhett Akins is 40.

TV personality Billy Bush (“Access Hollywood”) is 38.

Actor Sacha Baron Cohen (“Borat,” “Da Ali G Show”) is 38.

Guitarist Jan Van Sichem Jr. of K’s Choice is 37.

Singers Brandon and Brian Casey of Jagged Edge are 34.

Singer Ashanti is 29.