Time for Northern Ireland to have own anthem for sporting events?

What about Northern Ireland's anthem? Belgium football Captain Vincent Kompany tweeted - "If England faces Northern Ireland will we hear the same national anthem twice? Will they all sing it together.. twice? I'm confused" - So is it time for Northern Ireland to get its own identity with our own sporting anthem? If so what would it be? Stephen was joined by commentator Ian Parsley and Councillor Jim Rodgers