Roger Federer Celebrates Birthday and Preps for Shanghai Showdown

Yo, check it! Roger Federer just celebrated his birthday in Croatia, then cruised over to Italy, hittin' up the Zeppieri Tennis Team for a surprise session with coach Fabrice Zeppieri. Now, he's set to strut his stuff at the Shanghai exhibition match, where the legend's gonna team up with Li Na and bring the heat, fo' shizzle!