Jake Gyllenhaal and his baby face turn 31 today.

An actor who's able to be one of the biggest A-listers and heartthrobs around, yet is able to stay away from celebrity gossip headlines (save for those flings with Reese Witherspoon and Taylor Swift), Jake has been a fan favorite for years.

Posted in: Jake Gyllenhaal

One of the coolest guys ever, the incomparable Brad Pitt, celebrated his 48th birthday on Sunday. Give it up for the award-winning actor, father, humanitarian and certified hunk!

What to give the man who has everything?

Posted in: Brad Pitt

Katie Holmes turns 33 today.

It's difficult to believe the mother of Suri Cruise and the husband of Tom Cruise has been around as long as she has, but it's true. She looks great for 33!

Posted in: Katie Holmes

Vanessa Hudgens turns 23 years old today, and it's safe to assume the young actresses might be received some well wishes from a number of male suitors.

While the star hasn't been involved in much professionally over the past few months - a rumored fashion line, but no movies or guest star appearances - she has been linked to a handful of eligible bachelors. There's been Austin Butler... Félix Rodríguez... Josh Hutcherson.

Posted in: Vanessa Hudgens

A hearty happy birthday is due for Ian Somerhalder today, but The Vampire Diaries star doesn't want a card, a hug or even an iPhone 4 from fans.

Instead, the 33-year old would love fans to donate to his IS Foundation, a charity that looks out for the environment and which has already changed Canadian sled dog laws; delayed the Keystone XL Pipeline; and banned shark fins in California.

Posted in: Ian Somerhalder