21 (Adele album) and vocal problems led to numerous alterations to the tour itinerary. The cancellation of the North American leg of the tour was due to a vocal haemorrhage on her vocal cords. The singer underwent corrective vocal surgery in November 2011 and cancelled all public appearances until February 2012. Adele performed "Rolling in the Deep" at the 2011 ECHO Awards, 2012 Grammy Awards and 2012 BRIT Awards ceremonies. "21" yielded five singles in total, including four worldwide releases. The lead single "Rolling in the Deep" was released in November 2010, and peaked the charts in the Netherlands, Germany, Belgium, Italy, and
British Sea Power discography released on 10 January 2011. It has reached 22 in the U.K. and 14 in the U.S. peak chart positions. It has lead single "Living Is So Easy" which was also released digitally, "Who's In Control", "Georgie Ray" which was inspired by George Orwell and Ray Bradbury, "Cleaning Out the Rooms" was released on the album and "Zeus", same with "Mongk II" entitled "Mongk". British Sea Power's sixth studio album "Machineries of Joy" was released on 1 April, 2013. It reached on the U.K. album chart and 19 on the regular chart. It has 4 singles including its titular lead