I enjoy concerts, but the outdoor variety where those about you are too involved in telling someone by varied means x 30~50ish...
...thought a well-selected foam shell, somewhat like that of an abalone mollusk. The shape could conform to ones' head....
So you look like Deadmau5 without the ears for the show.
You will witness worse at the show itself by others. ;)
Anything to drop Dottie's dB on my left 5~10 would be worth a shot...
...and happy to see others mulling this over...👍😎