 On 20 September 1966, Irvine scored the sole Burnley goal in the 1–1 draw against German side VfB Stuttgart.The following month, he scored in consecutive league matches against Leicester City and Manchester City at Turf Moor.Irvine was on the scoresheet again in the next round of the Fairs Cup as Swiss team Lausanne Sports were beaten 5–0 in Burnley on 25 October 1966.