Watch Online Free HD Solarmovies. Häns'sche Weiss, who passed away last year, was one of the greatest representatives of gypsy jazz. For French guitar virtuoso Biréli Lagrène, he was even the decisive inspiration for learning to play the guitar. Weiss's longtime bassist, Vali Mayer from Zurich, and guitarist Holzmanno Winterstein invite Biréli Lagrène as a guest of honor to revive the musical works of Häns'sche Weiss. A tribute to gypsy jazz!