The stars in Hollywood are in mourning once again. Brittany Murphy’s friends and co-stars express their grief over her sudden death on Sunday morning.

Alicia Silverstone, who co-starred with the 32-year-old actress in the 1995 film “Clueless,” said in a statement obtained by E! News, “I’m so saddened to hear this news. I love working with Brittany. She was so talented, so warm and so sweet.”

Another “Clueless” co-star, Donald Faison, who also appeared with Murphy in “Uptown Girls,” said, “Brittany was one of the sweetest people you will ever meet. She had the voice of an angel and a genuine heart of gold.”

“My heart goes out to all of her loved ones.”