For all the colourful entertainment provided by the Premiership this season after the trauma of losing three clubs last term, Northampton Saints showed there is a steely resolve behind the fanfare.
Erling Haaland hit back at Roy Keane after the Manchester City striker scored four goals to crush Wolves and leave the Premier League champions three wins away from making history.
The world number one saved three match points before coming through a tense tie-break to complete a 7-5 4-6 7-6 (7) victory.