[4] Willicombe initially played rugby union in Wales for Cardiff International Athletic Club.
[5] He was part of the team which won the 1971–72 Player's No.6 Trophy, scoring a try in the 22–11 win against Wakefield Trinity.
[6] He scored a hat-trick of tries on his debut against Lock Lane in the 1973–74 Challenge Cup.
[7] Willicombe played right-centre and scored a try in Wigan's 13–16 defeat by Workington Town in the 1977 Lancashire Cup Final during the 1977–78 season at Wilderspool Stadium, Warrington, on Saturday 29 October 1977.
[8] He played right-centre in the 10–26 defeat by Warrington in the 1980 Lancashire Cup Final at Knowsley Road, St. Helens, on Saturday 4 October 1980.