 Heydon had changed his throwing style in the previous 18 months due to back problems and has also begun wearing glasses but stated afterwards that he was adapting to the changes and hopeful for further successes in the future.In February 2014, Heydon enjoyed his best run in an event in 16 months by reaching the last 16 of the fifth UK Open Qualifier with victories over the likes of Mark Walsh and Richie Burnett, but lost 6–3 to eventual winner Gary Anderson.At the UK Open itself he beat Johnny Haines 5–4 and Steve Maish 9–1, before losing 9–7 against Brendan Dolan in the fourth round.