Thu, 26 Jul 2012 14:41:19 GMT | By Lucy Mapstone, editor, MSN Celebrity
Jennifer Lopez's surprise birthday party!

Jennifer Lopez

Previous3 of 9Next
Share this Gallery

Casper, who has been dating Jennifer since last year, booked a luxury yacht in New York for her big day.

And look at how excited she is!! It just goes to show that, at any age, you can get wildly ecstatic about your birthday - it's not just for five-year-olds.


Birthday Suite: Jennifer Lopez