Dude ... Where's My Birthday?!?

2/29/2008 4:00 PM PST BY TMZ STAFF
Not every celeb (Paris *cough* Hilton) goes around celebrating their birthdays for months at a time. Some stars' birthdays only come around every few moons. And today's that day.
leap year birthdays -- click to launch
Happy Birthday! Hopefully your birthday suits aren't too worn and stretched.