What song do you need to hear live

I've been listening to hardstyle for mabye 8years, in those years but also in the years before, there have been many songs that i haven't had the chance to hear live. So i was interested in the following; what song do you NEED to hear live once in your life?

For me i, for some reason, always wanted to hear, time to dance again - arena mix (hhz). I've seen heady plenty of times yet he never played it. More recently i would love to hear anything of udex/night craft live