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

Zach Galifianakis
Age: 44
Occupation: Actor and Comedian
Known For: Roles in the films 'The Hangover,' 'Dinner for Schmucks,' and 'Due Date'

Randy Quaid
Age: 62
Occupation: Actor
Known For: His role as Cousin Eddie in the 'National Lampoon's Vacation' movie franchise, and in 'Independence Day'

Julie Andrews
Age: 78
Occupation: Singer and Actress
Known For: 'Mary Poppins,' 'The Sound of Music' and 'The Princess Diaries'

Jimmy Carter
Age: 88
Occupation: Politician and Activist
Known For: Serving as the 39th President of the United States, creating the the Department of Energy and the Department of Education while in office, winning the 2002 Nobel Peace Prize for his human rights work, and his extensive worldwide travels to conduct peace negotiations, observe elections, and advance disease prevention and eradication in developing nations