Top seed Roger Federer is forced into a fifth set by German opponent Tommy Haas

After a tough and lengthy five-set battle, Haas loses out of reaching the quarter-finals to the world number one Federer

Teenager Nicole Vaidisova endures a nightmare on Rod Laver Arena, committing 34 errors in defeat to Amelie Mauresmo

Mauresmo needs only 52 minutes to thrash the rising star 6-1 6-1, allowing her plenty of time to sign autographs

Marcos Baghdatis enjoys a trip to Luna Park with his girlfriend and coach as reward for knocking out Andy Roddick on Sunday

Nicolas Kiefer is in fabulous form on the Vodafone Arena as he hammers Juan Ignacio Chela to reach the quarters

Dominik Hrbaty becomes the second man in Australian Open history to play four five-set matches in a row

The Slovak's marathon run is finally ended by Nikolay Davydenko, who recovers from two sets down to triumph

Patty Schnyder eases into the quarter-finals as opponent Anastasia Myskina leaves her form in the locker room

Myskina delivers 32 errors and lands less than half her first serves in a horror display on the Vodafone Arena

After a mighty fight back in the second set, Australian Samantha Stosur fails to win against Martina Hingis