BBC Radio 1 been presented by various YouTubers such as Jim Chapman and Hannah Witton. In January 2015, Clara Amfo replaced Jameela Jamil as host of The Official Chart on Sundays (4pm7pm) and in March, Zane Lowe left Radio 1 and was replaced by Annie Mac on the new music evening show. In May 2015, Fearne Cotton left the station after almost 10 years. Her weekday morning show was taken over by Clara Amfo. Adele Roberts also joined the weekday schedule line-up, hosting the Early Breakfast show. In July 2015, The Official Chart moved to a Friday from 4pm to 5:45pm, hosted by
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