Since retirement Horne has worked as the chairman of the PFA, as well as mixing sports punditry with a role as Director of Football at Wrexham.
While at Wrexham, he was responsible for one of the most memorable moments in the club's history, a vital away goal in a 4–3 defeat against Porto in the first round of the European Cup-Winners' Cup in October 1984.
[citation needed] He captained the Welsh national team and won the FA Cup in 1995 whilst playing for Everton.
[citation needed] His Welsh senior debut came on 9 September 1987, aged 25, in a 1–0 win over Denmark in a Euro 88 qualifier at Cardiff Arms Park.
[6] The last of his 59 caps for Wales came a decade later on 29 March 1997 in a 2–1 home win over Belgium in a World Cup qualifier, also at Cardiff Arms Park.