%22Anna Molly%22 (pronounced like the word %22anomaly%22 when sung as word play) is the lead single from Incubus's sixth album, Light Grenades. The single was released September 20, 2006, on the Sony Music Store almost a month before its scheduled release. However, it was soon withdrawn for unknown reasons.The song debuted at #19 on the Billboard Modern Rock Tracks chart and reached the #1 spot after 10 weeks on the chart. It stayed at the top for 5 weeks.The song makes use of a Marxophone, a type of fretless zither. The song's title is a play on the word %22anomaly%22, and a Billboard article says the song describes %22a woman who may or may not exist in real life%22. There is an acoustic version that is also available through iTunes. The song is included in the video games Guitar Hero: On Tour the Xbox 360 and Nintendo Wii edition of Shaun White Snowboarding as well as the documentary Warren Miller's Dynasty.