BBC Radio 1 part of a Guinness World Record attempt, in aid of Comic Relief. The pair stayed on air for 52 hours in total setting a new world record for 'Radio DJ Endurance Marathon (Team)’ after already breaking Simon Mayo's 12-year record for Radio 1's Longest Show of 37 hours which he set in 1999, also for Comic Relief. The presenters started on 16 March 2011 and came off air at 10:30am on 18 March 2011. During this Fearne Cotton made a bet with DJ Chris Moyles that if they raise over £2,000,000 she will appear on the show in a swimsuit.
BBC Radio 1's Big Weekend 2015 announced as the first performer on 23 January 2015 by Nick Grimshaw on his breakfast show, and the 13th February 2015 saw Florence and the Machine being announced for the Saturday. On 20 April the full lineup was announced, with Muse and Foo Fighters headlining. On 14 May Catfish and the Bottlemen replaced Sam Smith on the Main Stage after Smith had to have surgery. BBC Radio 1's Big Weekend 2015 Radio 1's Big Weekend 2015 was held in Earlham Park, Norwich between 23–24 May 2015. Tickets were released on 31 March 2015 at 8:05am, with 25,000 tickets available for