Stephens is a fluent Welsh speaker and as well as on Radio 1, he is also a presenter of BBC Radio Cymru's music strand C2 on Monday evenings, previously at 10pm and currently at 7pm (although the slot is broadcast during summer 2015 by Gwyn Eiddior while Stephens broadcasts on Saturday afternoons). Stephens also presented Bandit, a television show on Welsh-language channel S4C which showcased Welsh language music talent, until it was taken off air in December 2011. He founded the "Boobytrap Singles Club", which released limited singles by Mclusky, The Keys and Zabrinski amongst others.