Go every year to the ADE x Martin Garrix evening a...

Go every year to the ADE x Martin Garrix evening at the RAI, always well organized with beautiful light shows and music, but the coins for food, drinks and lockers are always pricey. WCs were always in abundance in the first few years, but there have been fewer in the last 2 years and they are outside instead of inside, so the lines are long + you get cold.