Weekly Birthday Dopeness: Jessica Alba, Penelope Cruz, Al Pacino And MORE! (PHOTOS)

Ever wonder how old your favorite celebrity is? Well, for some, you'll definitely be surprised. Some musicians seem to be very mature, but really they're just babies. The same goes for actors who look not a day over 25, but have been on this earth long enough to be very seasoned at their craft.

Actress Jessica Alba's birthday is coming up very soon. The cute actress will be the BIG 3-0 on April 28th. Jessica doesn't look a day over 21! 

Find out how old Penelope Cruz, Kelly Clarkson and Master P are on the next few pages!