Alex Turner "We're moving on and thinking about different things." The band turned down many promotional opportunities and quickly released new material - a five-track EP "Who the Fuck Are Arctic Monkeys?" in April, and a stand-alone single, "Leave Before the Lights Come On", in August. That summer, the band made the decision to permanently replace Nicholson, who had taken a touring break due to "fatigue", with Nick O'Malley, another childhood friend. As of 2015, Turner and Nicholson remain "close friends". Arctic Monkeys' second album, "Favourite Worst Nightmare", was released in April 2007. It was produced by James Ford in London. Lyrically,
Favourite Worst Nightmare with each listen", while "The Guardian" said it had "successfully negotiated the daunting task of following up the biggest-selling debut album in British history" and stated that the second half of the album was the stronger half, noting the similarity to Morrissey in "Fluorescent Adolescent" whilst criticising the opening tracks, Brianstorm in particular. Their progression was also highlighted with "The Guardian" saying "if you removed everything from the album except Matt Helders' drumming, it would still be a pretty gripping listen", and "The Observer" praising the new sounds on the album referencing the "piercing, melodic guitar by Jamie Cook" and