Roger Federer will require a superhuman effort to hold on to his crown as he faces a devilishly difficult draw.
The world number two displayed his flair on the slick surface by hurtling towards a second successive Stella Artois title at the weekend
Australian Bernard Tomic's appeal to overturn a fine for not playing to "required professional standards" at Wimbledon earlier this month has been denied in a stinging rebuke by the Grand Slam board.
After the win, Roddick said he was looking forward to the European claycourt season.
Top seeded Roddick beat Austria's Jurgen Melzer while Grosjean scored over Nicolas Lapentti in the semi-finals of the U.S. Men's clay court championships.
Top seed Andy Roddick blasted his way into the last four with a 6-4, 6-1 victory over Peru's Luis Horna.
Defending champion Tommy Hass also moved into the second round at the US Clay Court Championships.
The world number one went down to Spain's Albert Costa in the second round of the Rome Masters.
Second seed Andy Roddick crashed out in the first round of the Rome Masters, losing 7-6, 6-1 to Guillermo Canas.
The defending champion was beaten by wildcard compatriot Alex Correjta in 69 minutes in the Monte Carlo Masters.
Roger Federer was forced to dig deep during a 4-6, 7-6, 6-4 win Andy Roddick in the Masters Cup.
While Wimbledon champion Maria Sharapova was buried 6-0, 6-0 by Lindsay Davenport in the semi-finals.
Volleying brilliantly and capitalising on Roddick's weaker backhand, the ninth-seeded Henman never folded mentally as he reached the semis at the Pacific Life Open.
The 18 year old captured his second ATP Tour title in as many weeks.
The former world No.1 Aussie will face twice runner-up Marat Safin in the Australian Open final.
The Second seed Andy Roddick went through after Russian Nikolay Davydenko retired in the third set of their match because of breathing problems.
Andy Roddick and Guillermo Coria raced into the fourth round with crushing victories.
Substitute Dmitry Tursunov beat Andy Roddick in an epic five-set battle to seal a Russian victory over the United States.
The Russian is one of those fancied to wrest the title from world number one Roger Federer this time.