Chang Weisberg, the man behind Rock the Bells and its production company, Guerilla Union, spoke to Radio.com regarding the cancellation of the D.C. and New York dates, confirming that poor tickets sales was the cause.

"I'm really bummed. We were really excited, with it being the 10 year anniversary of the tour," he sighed. "Something like this leaves everyone scratching their heads. You look at the line-up and it just doesn't make sense. I'm at a loss for words, really. I feel like I've let down so many people. The artists have been awesome and so supportive, but I'm crushed.