Rotterdam is already in use, it's the root of 'Withdean to Wembley' - it's just become so corrupted from the original by 'football singing innit' that no-one recognises itCareful, there’s a real danger of a new song or chant not using one of only 3 approved tunes in global football. Remember: of the 30billion songs out there, only 3 can be used for everything and then only after a Rich 6 club has done on MoTD first.