In the recent past, we’ve seen pop stars like Miley Cyrus, Lily Allen, and Justin Bieber catch heat for perceived accidental racism, and now Katy Perry is sparking controversy because of her AMA appearance last night. The singer dressed up as a geisha for her performance of “Unconditionally,” and it didn’t take long for viewers to call her out. The Mountain Goats‘ John Darnielle reacted on Twitter today, breaking down his thoughts on the matter: