I can't with people that buy tickets to festivals like Lollapalooza/Sasquatch for only ONE artist or band.
Nothing is ever guaranteed to 100% happen, so don't bitch at the artist if they don't show up because something happened, because you're the dumbass that paid 200 bucks or w/e for ONE person, when you could see them on their own tour for like 50 bucks, and be refunded if they cancel or something happens