At a press conference held this morning at the Canon Theatre, members of the band Queen and comedian Ben Elton gathered to promote the musical "We Will Rock You," opening in March, 2007. The press conference follows days of auditioning in which Elton, as well as Brian May and Roger Taylor, whittled 60 finalists down to a cast of 30 or so. Brian May commented on Queen's early career: "We were very against musical theatre.......