"I was really surprised. I didn't know anything about it. I wasn't happy about it. I understand it's punk rock and everything, but to me there was such a feeling of love and good energy and positivity; it seemed negative. It's such a teenager, irrelevant thing to do. ... There was such a feeling of love and unity there. What was the point? It was just out of place."
Watch some fans' reactions to the infamous gesture below: