Patti Webster, a well known publicist who represented several A-List clients including Janet Jackson, Steve Harvey , Usher, Chris Paul, Dwight Howard, and Alicia Keys, died Friday at the age of 49.Webster succumbed to brain cancer at a hospital in Somerville, N.J., her firm, W&W Public Relations, announced.Webster founded her company, W&W in 1991. She was very well respected and beloved by many. The entertainment icon is survived by her father, two sisters, two brothers and other relatives.