Graham Rowntree has told England to expect the unexpected from "canny" Australia at Twickenham this weekend.
Northampton drew level with Saracens at the top of the Aviva Premiership table after a 33-14 victory over Sale.
Northampton director of rugby Jim Mallinder was pleased to see George North score his first try for the club.
Northampton play host to Sale on Friday in a meeting of two teams with early positive Aviva Premiership records.
A late penalty from the boot of Billy Twelvetrees handed Gloucester a dramatic 26-24 victory against Northampton.
Northampton boss Jim Mallinder thought two late refereeing decisions cost his side in their dramatic loss at Gloucester.
Leicester Tigers will welcome back Toby Flood, Ben Youngs and Manu Tuilagi for Saturday's fixture against Newcastle.
Northampton inflicted a first defeat of the season on Harlequins as they ground out an ugly 13-6 triumph.
Director of rugby Conor O'Shea refused to criticise Nick Evans after Harlequins lost 13-6 at home to Northampton.
Round two of the Aviva Premiership begins on Friday as Northampton travel to face Harlequins while Sale host Newcastle.
Northampton opened the new campaign in impressive fashion, overcoming two yellow cards to defeat Exeter 38-11.
Northampton director of rugby Jim Mallinder singled out Dylan Hartley for praise after the 38-11 win over Exeter.
Aviva Premiership returns with five fixtures across Saturday and Sunday as Leicester Tigers begin their title defence.
Northampton director of rugby Jim Mallinder is prepared for a "rollercoaster" season in the Aviva Premiership.
We preview the new season and Stuart Barnes gives his predictions on how each team will fare.
Jim Mallinder has challenged Lions stars George North and Alex Corbisiero to reproduce their form for Northampton.
Dylan Hartley has insisted he does not need to consult a sports psychologist despite his catalogue of suspensions.
Northants' Lee Daggett will retire at the end of the season to become a physio with rugby union side Northampton Saints.
Northampton's new signing George North can't wait to bring a bit of Welsh flair to the Premiership.
George North has set his sights on trophy glory in his first season with the Northampton Saints.