MARTINSSONS FLÖJTKONSERT I NOVEMBER 2008 The 13 th of november at 18.00, Magnus is playing the flute concerto Shimmering Blue by Rolf Martinsson together with Gävle Symfoni orchestra in the Concert Hall in Stockholm during the Composer Festival. The second performance is on friday the 14 of november at 19.30 in Gävle Concert Hall.