Comedian Chris Kattan is 39.

Artist Peter Max is 72.

Actor John Lithgow is 64.

Singer Jeannie C. Riley is 64.

Singer Patrick Simmons of The Doobie Brothers is 61.

Talk-show host Charlie Chase is 57.

Singer-keyboardist Karl Wallinger of World Party is 52.

Singer Jennifer Holliday is 49.

TV host Ty Pennington (“Extreme Makeover: Home Edition”) is 45.

Singer-guitarist Todd Park Mohr of Big Head Todd and the Monsters is 44.

Actor Jon Favreau is 43.

“South Park” co-creator Trey Parker is 40.

Singer Pras Michel of The Fugees is 37.

Actor Omar Gooding (“Hangin’ With Mr. Cooper”) is 33.

Country singer Cyndi Thomson is 33.

Actor Benjamin Salisbury (“The Nanny”) is 29.