Harlequins have won their last four fixtures with Leeds, whilst the Yorkshiremen have not won at the Stoop since a 16-9 victory in the Premiership on 29 November 2003.
Harlequins are winless in their last three encounters of Aviva Premiership Rugby, since beating Newcastle at the Twickenham Stoop on 2 October. Quins have lost just one of their last 11 matches at the Stoop in all competitions: 16-20 to Northampton in the Premiership on 11 September.
Leeds Carnegie have won just one match since 25 April: 23-9 in Bucharest in the European Challenge Cup on 9 October. Leeds have won just once away from home in the Premiership since February: 23-13 at London Irish on 18 April.
Referee: Martin Fox (61st Premiership game)
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