With their nervy and literate indie rock sound, Arctic Monkeys are a respected, adventurous, and successful group that could easily be called Britain's biggest band of the early 21st century. The band arrived with a blast in 2005, assisted by rave reviews and online word of mouth (they were one of the first bands to benefit from social media). They quickly became a sensation in the United Kingdom, where they were seen as the heir apparent to the throne left vacant by Oasis and the Libertines. Buoyed by the single "I Bet You Look Good on the Dancefloor," their 2006 debut Whatev...