The cast has signed a poster to raise money for a great cause, St. Jude’s Children’s Hospital. Earlier this month we reported on a lunch with Taylor Lautner being auctioned off for the same cause.

According to the St. Jude’s site “St. Jude is a place where many doctors send some of their sickest patients and toughest cases. A place where cutting-edge research and revolutionary discoveries happen every day. We’ve built America’s second-largest health-care charity so the science never stops.”

To find out more about them, visit their homepage here.

Source: Twilight Lexicon