Andre Agassi round-robin match, but winning the final. In 2000's they met three more times on the Grand Slam level offering three memorable contests. In 2000, the top-ranked Agassi defeated No. 3 Sampras in the semifinals of the Australian Open in five sets, which was an important win for Agassi who lost 4 of the previous 5 matches against Sampras. In arguably their most memorable match ever, Sampras defeated Agassi in the 2001 US Open quarterfinals in four sets. There were no breaks of serve during the entire match. Reruns of the match are frequently featured on television, especially during US Open
Andre Agassi falling to No. 2 Rafael Nadal. Agassi's 2005 was defined by an improbable run to the US Open final. After beating Răzvan Sabău and Ivo Karlović in straight sets and Tomáš Berdych in four sets, Agassi won three consecutive five-set matches to advance to the final. The most notable of these matches was his quarterfinal victory over James Blake, where he rallied from two sets down to win in the fifth set tie-breaker. His other five-set victims were Xavier Malisse in the fourth round and Robby Ginepri in the semifinals. In the final, Agassi faced Federer, who was seeking his