Dionne Warwick has postponed a Valentine's Day concert at a western Pennsylvania theater after the death of her cousin, Whitney Houston.
Warwick's concert at The Palace Theater in Greensburg, about 30 miles east of Pittsburgh, will be held March 2. Tickets for Tuesday night's show will be honored for the new show.
Houston was found dead in her suite at the Beverly Hilton Hotel in Los Angeles on Saturday. The cause of her death is being investigated.