BSPEARSKHEIGL0305_03.jpg

Katherine Heigl BSPEARSKHEIGL0305_05.jpg

While shopping with her mom yesterday, Katherine Heigl sported a very popular brand of clothing: Primp!

The casual but chic attire is worn by many Hollywood starlets - including Paris, Nicole and Mischa.

To see who also wore the same shirt as Kat (on the same day), click below the cut! And to see other celebs getting Primped out...

CLICK HERE FOR THE GALLERY!