Avengers singing

So you have some relationship with the avengers whether it’s dating,siblings, parent child. You are a big time singer (don’t mind the pic it just gets the point across) you are performing a song at the Grammys it can be a published song or your own creation it can be positive or negative towards one or all of the avengers you decide you decide everything about you your looks your gender name if your also an avenger or just have a relationship with them. Also you decide who’s alive and who’s dead