Catherine Elizabeth "Kate" Middleton, the Duchess of Cambridge, wife of Prince William, emblem of quiet classiness and global style icon, is 30 years old today!

Ever since she began dating William, and especially after last April's Royal Wedding, the down-to-earth beauty has become a fan favorite across the globe.

Posted in: Kate Middleton

Two athletic icons celebrate a birthday today, and it's rather clear what gift both need.

First, LeBron James turns 27. The Miami Heat superstar and his squad are off to a strong start to the 2011-2012 season, currently 3-0 thanks to a buzzer-beating victory Wednesday night against Charlotte.

Posted in: Tiger Woods

Lindsay Lohan's model sister, Ali, would like to be called by her full name, Aliana Lohan, now that she's turned 18. It sounds more mature. That's her reasoning.

Whatever name you call her by, she's now a legal adult, and the family feted Aliana with a birthday celebration at Beaumarchais restaurant in NYC December 21.

Posted in: Ali Lohan

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