Here's a look at some notable birthdays being celebrated today:

Mario Lopez
Age: 39
Occupation: TV Host, Actor
Known For: His role as A.C. Slater on 'Saved By The Bell,' hosting the entertainment news show 'Extra,' and MTV's 'America's Best Dance Crew,' and coming in second to Emmitt Smith on the third season of 'Dancing With the Stars'

David Lee Roth
Age: 57
Occupation: Singer and Songwriter
Known For: Being the on-again, off-again lead singer of the band Van Halen

Brett Favre
Age: 43
Occupation: Retired Pro Football Player
Known For: Playing quarterback for the Green Bay Packers, New York Jets, and the Minnesota Vikings, winning Super Bowl XXXI, his frequent retirements, and a scandal that involved naughty texts and photos sent to a female reporter

Bradley Whitford
Age: 53
Occupation: Actor
Known For:  His Emmy winning role as Josh Lyman on 'The West Wing'.  He also recently played the guy Patrick Jane murdered in cold blood on 'The Mentalist', believing he was Red John

Age: 34
Occupation: Singer, Actress
Known For: The 2001 #1 hit "Lady Marmalade" w/ Christina Aguilera, Lil' Kim & Pink, her role in the movie 'Chicago' and coming in second to Donny Osmond on the ninth season of 'Dancing with the Stars'