Just wear what your comfortable in, jeans and t-shirt sound fine to me, Concerts arent really formal so wear what you want, if you have any t-shirts with the band name on then even better =D.
Well I like to wear a t shirt shorts all the moshing gets you hot.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.