See which of your Hollywood favorites are celebrating.
March 28
Dianne Wiest 78, Reba McEntire 71, Vince Vaughn 56, Nick Frost 54, Julia Stiles 45, Lady Gaga 40.
March 29
Eric Idle 83, Brendan Gleeson 71, Perry Farrell 67, Annabella Sciorra 66, Amy Sedaris 65, Elle Macpherson 62, John Popper 59, Megan Hilty 45, Bud Cort would be 78.