FC Sion they made a major coup by signing Gennaro Gattuso and Kyle Lafferty, both via free transfers. However, the club had a disappointing season which saw them change coaches three times before settling on Gattuso to finish the season, ending in third place. Sion held the distinction of having never lost a domestic cup final, with 13 wins in 13 appearances in the Swiss Cup, until a defeat by Basel in the 2017 edition. Sion play their home matches at the multi-purpose Stade Tourbillon, which has a capacity of 14,500. It was originally constructed in 1968, and was renovated in 1989
Celtic F.C. in European football Inter-Cities Fairs Cup is recognised as the predecessor to the UEFA Cup, it was not organised by UEFA. Consequently, UEFA do not consider clubs' records in the Fairs Cup to be part of their official European record. With regard to the above statistics, Celtic's 3–0 home win over Rapid Wien in 1984 was declared void and a replay ordered to take place, which Celtic lost 1–0. In 2011, Celtic played Sion over two legs, drawing 0–0 at home and losing 3–1 away. However, due to Sion fielding ineligible players, Celtic were awarded 3–0 wins by UEFA for each game. In