GRAND JUNCTION, Colo. - Jazz musicians from across the Western Slope will come together in the lovely venue of the Roper Music Ballroom, for a New Orleans- and gypsy jazz-style concert Friday, Jan. 18."The theme is 'by request,'" lead tenor saxophonist Mick Wilson said. "At our last concert in October, the audience fills out forms stating what they wanted to hear at the next concert."Rosewood & Ivory, a duo comprised of Wilson on clarinet and piano player Connie Smith, will perform a "pre-concert" from 7-7:30 p.m, followed by the 17-piece big band performance at 7:45 p.m.The jazz band includes five saxophones, four trumpets, four trombones and a rhythm section. Scott Betts will sing vocals for one or two numbers, Wilson said.Audience members are welcomed to dance.Songs will include "Malaguena" by the Stan Kenton Band, "MacArthur Park" by the Maynard Ferguson Band and "Shiny Stockings," by the Count Basie Band. The jazz orchestra is under the umbrella of the Grand Junction Musical Arts Association, and performs five concerts each year.