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 to return the favour and make a special multiple-song contribution during Rihanna's own headlining set the next day. Saturday 23 June The announcement of location and dates for Radio 1's Big Weekend 2011 was made by Scott Mills on 30 March 2011, with his breakfast show (he was covering for Chris Moyles that week) being broadcast from Trinity School, Carlisle that morning. Over 750,000 people applied for tickets to the event. 20,000 pairs of tickets were available for the two-day event with the usual allocation policy applying. It was announced that the priority areas for tickets would be the borders