In August 2012, the publishers of the series faced a controversy regarding the fast food restaurant Chick-fil-A's plan to distribute titles in the series as part of a kids' meal promotion, with gay rights advocates urging the publishers to pull out of the promotion, due to the Chick-fil-A founder's controversial statements regarding same-sex marriage. HarperCollins responded by stating that it was not their "...practice to cancel a contract with an author, or any other party, for exercising their first amendment rights."