High Quality Content by WIKIPEDIA articles! The 2006–07 Heineken Cup was the 12th edition of the European Heineken Cup rugby union club tournament. The pool draw took place on 21 June at Twickenham. The pool stages started on 20 October and concluded in January, going for six rounds. Following the quarter- and semi-finals, the final was played on 20 May before a near-capacity crowd at the 82,000-seat redeveloped Twickenham in London. London Wasps defeated Leicester Tigers 25–9, denying Tigers the domestic and European treble.