Matt Helders of the group, his vocals have been featured on many of the band's songs. He often sings in response to or in harmony with lead singer Alex Turner, and sings lead vocals on "D Is for Dangerous", "Brick by Brick", and "I.D.S.T.", as well as on parts of "You Probably Couldn't See for the Lights but You Were Staring Straight at Me", "Who the Fuck Are Arctic Monkeys?" and "Teddy Picker". Also, during two shows of the North American leg of the band's "Humbug" Tour, he sang an interpretation of Wham!'s "Last Christmas" during an encore performance of "Fluorescent Adolescent".
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