Melbostad is planning to produce a runway show at Florence???s Stazione Leopolda at 9 p.m. with a strong focus on music, in keeping with Pitti Uomo???s theme this season, ???Rock me Pitti.??? ???I realized rock is also close to the Diesel Black Gold attitude,??? said Melbostad, who in previous shows worked with tunes from such bands as Depeche Mode, New Order and The Chemical Brothers. ???The emot