Houston's cousin Dionne Warwick postpones Pa. show

Singer Whitney Houston, left, performs with Dionne Warwick at the pre-Grammy gala & salute to industry icons with Clive Davis honoring David Geffen, Sunday, Feb. 13, 2011, in Beverly Hills, Calif. (AP Photo/Mark J. Terrill)

February 13, 2012 6:57:25 AM PST
Dionne Warwick has postponed a Valentine's Day concert at a western Pennsylvania theater after the death of her cousin Whitney Houston.