Paintball war breaks out on 'America's Got Talent' during former child opera singer’s unusual performance

Paintball war breaks out on 'America's Got Talent' during former child opera singer’s unusual performance

Tuesday's episode was the last of the auditions for season 20.Trae Patton/NBC Avalon Penrose gets messy on 'America's Got Talent'America's Got Talent contestant Avalon Penrose, who introduced herself as someone who sang opera in her childhood, brought chaos — and fun — to the stage."I was a childhood opera singer. And then I ended up quitting opera very dramatically when I was 14, because I was having panic attacks every time I performed," she e…