Steve Waugh was famously - though wrongly - credited with telling Herschelle Gibbs that he had "just dropped the World Cup" after the South African missed an easy catch at Headingley in 1999.
Michael Carberry will not have it that easy.
David Warner revealed that he had told the England opener he had "dropped the Ashes" by grassing a sitter from Brad Haddin during the second Test.
Haddin was on five and the score a modest 5-266 just before stumps on the first day.
He went on to 118 in Australia's imposing 9-570 which set up the victory and 2-0 lead.
Warner's revelations of the on-field analysis he and Shane Watson provided gives another perspective on the sledging that has been a prominent part of the series.
"Catches win matches," Warner told the Lord's Taverners breakfast at Crown Casino yesterday.
"Me and Shane let Michael Carberry know it."
Warner added to Carberry's pain by diving to complete a superb one-hander at mid wicket to dismiss the opener for 60 during a crucial time in England's first innings.
Fellow opener Chris Rogers said Warner's catch was evidence of the billowing confidence in the Australian camp and the significant effort that had gone in to improve the team's catching under fielding coach Steve Rixon.
"It is another key to how well we are doing," Rogers said.
"When you have guys like Davy catching them like that or Pup (Michael Clarke) catching so well you don't want to let the side down."
England called up Perth Heat and former major league baseballer Luke Hughes to help with their fielding drills yesterday.
Former Perth Heat coach Mike Young is working with the Australian Test team.
Rogers warned that Australia could not take things for granted despite the two crushing wins in the first two Tests.
He said it was only a matter of a few months ago that Australia were beaten in the first two Tests in England but bounced back to dominate the washed-out third Test.
"There is a long way to go," Rogers said.
"We know that England could play very well in this game. After Lord's when we were 2-0 down and were heavily embarrassed, we played a lot better and we expect the Poms to do the same."
Former England captain Michael Vaughan had little confidence in England's ability to recover and said coming to Perth would simply provide another chopping block for Australia.
"We have lost the past six Tests in Perth and our best performance was to lose by 206 runs," he said.
"Mark Taylor and I are off to play golf on Sunday arvo."