BBC Radio 1 30 September 2017, Radio 1 celebrated its 50th birthday. Tony Blackburn recreated the first ever Radio 1 broadcast on Radio 2, simulcast on pop-up station Radio 1 Vintage, followed by The Radio 1 Breakfast Show celebration, tricast on Radio 1, Radio 2 and Radio 1 Vintage, presented by Tony Blackburn and Nick Grimshaw, featuring former presenters as guests Simon Mayo, Sara Cox and Mike Read. Radio 1 regularly supports charities Comic Relief, Sport Relief and Children in Need. On 18 March 2011, BBC's Radio 1 longest serving breakfast DJ Chris Moyles and sidekick Dave Vitty broadcast for 52 hours as
BBC Radio 1Xtra a new six-days-a-week 'early breakfast' show (4am7am) hosted by Nick Bright was introduced. (The Saturday 4am replay of Target's Friday night show was also axed, to make room for Bright's sixth show) This has now itself been replaced by a rerun of the previous week's overnight mix show from 4am to 6am, giving nine hours of specialist output. Weekday overnights (1am3am), Saturday overnights (1am4am) and Saturday evenings (7pm1am) are now simulcast entirely with BBC Radio 1 - this allows Radio 1's flagship urban content to air on 1Xtra. BBC Radio 1Xtra BBC Radio 1Xtra (also known simply as 1Xtra) is