ROTTERDAM, NETHERLANDS - JUNE 19: Queen Maxima of The Netherlands opens the Design Derby Netherlands - Belgium on June 19, 2015 in Rotterdam Netherlands. (Photo by Michel Porro/WireImage)
ROTTERDAM, NETHERLANDS - JUNE 19: Queen Maxima of The Netherlands opens the Design Derby Netherlands - Belgium on June 19, 2015 in Rotterdam Netherlands. (Photo by Michel Porro/WireImage)