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In page Celtic F.C.:

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He then guided Celtic to the 2003 UEFA Cup final in Seville, which Celtic lost 3–2 in extra time to a Porto side managed by José Mourinho.[51] This was Celtic's first European final since 1970 and they beat Blackburn, Celta Vigo, Stuttgart, Liverpool and Boavista on the way to the final. The following season Celtic regained the league title from rivals Rangers and reached the quarter-finals of the UEFA Cup, with their run seeing them knock out Barcelona.[citation needed]