Why did Red Bull wrap its 2011 F1 car in VCARB livery at Magny-Cours?

Between the Italian and the Azerbaijan Grands Prix, Racing Bulls' rookie driver Isack Hadjar steered a RB7 wrapped in VCARB livery at the Circuit de Nevers Magny-Cours. Last Saturday saw Red Bull bring F1, MotoGP, Drift, Stunt and FMX together in a More