A friend sent me this Youtube link, about how the HG series is one of the most challenged by parents who think it should be banned.
http://www.youtube.com/watch?v=FoVvydV1XsY&feature=g-logo&context=G2e748a2FOAAAAAAAAAAThe funny part is when the video says it's challenged along with other American classics, like To Kill A Mockingbird and The Gossio Girl series. I did a head tilt at that.