from http://www.billboard.com/daily/2001/0327_01.asp?mn Roger Daltrey of the Who, David Gilmour of Pink Floyd, and U.K. singles chart regulars Westlife and Gabrielle will take part in the June 29 gala tribute to songwriters Jerry Leiber and Mike Stoller, Billboard Bulletin reports. The event benefits Nordoff-Robbins Music Therapy, a charitable foundation supported by the U.K. music business.