Happy Birthday to Jamie Lynn Sigler!

 Image by Splash News

Happy Birthday to "Sopranos" star Jamie Lynn Sigler who turns 26 today. Jamie celebrated her big day last night at NYC hot spot Butter with her beau Scott Sartiano, family and close pals.

Jamie's co star Robert ller was also in the house along with Jay Z, John Stamos, May Anderson, and Reggie Miller among others. Jamie looked fabulous in her silver dress as she matched it with her choice of drink, the Bacardi Silver Mojito and Bud Select.