It seems as though Hollywood celebrities have found the fountain of youth. A collection of your favorite stars are celebrating their 40th birthdays this year, but you would find that extremely hard to believe if you just took one look at them. Celebrities like Ryan Reynolds, Alicia Silverstone, and Blake Shelton all rang in the big 4-0, along with — gasp! — Anna Faris and Melissa Joan Hart. Also in the mix is America's sweetheart Reese Witherspoon, who celebrated her special day with a star-studded bash back in March. Keep reading to see all the stars who have already turned or will soon be 40 this year. Some of these may shock you!
Reese Witherspoon rang in her 40th birthday on March 22 with a star-studded bash in LA.
The former Sabrina, the Teenage Witch star rang in her 40th on April 18, just two days before her Melissa & Joey costar Joey Lawrence also turned 40.
The comedian, who starred as Charlie Kelly in It's Always Sunny in Philadelphia, celebrated his 40th birthday on Feb. 9.