Ylvis are a comedy duo from norway responsible for this years you tube sensation what does the fox say silly and yet one of the better european dance tracks weve heard in recent years im looking at you david guetta this is an official ylvis productltbr gtltbr gtt shirt design reads wtfs ylvisltbr gtltbr gtour crew neck short sleeved mens t shirts are 100 premium cotton in a soft pre shrunk jersey knit our womens t shirts are lighter weight 150g tees made with