15 March 2018 Get Ready for a Mega Sport Relief! 5008. 22 March 2018 Sport Relief Spectacular! 5037 16 October 2018 Blue Peter Big 60th Birthday! 2020 2021 5173. 24 June 2021 Mwaksy and Richies Army Challenge 5174 1 July 2021 almost never takeover 5175 8 July 2021 lindsey’s ultimate challenge 5176 15 July 2021 goodbye Lindsey after eight years Lindsey hangs up her Blue Peter badge References Blue Peter Blue Peter