The Slammers finally ended their wait for a first win on Wednesday, defeating the Indian Aces, and they followed up with a narrow victory over the Royals after a tense men???s doubles clash.
Serena Williams produced an influential performance for Singapore, edging out Caroline Wozniacki 6-5 in the opening set, and then teaming up with Tomas Berdych for a 6-4 win in the mixed doubles.
Goran Ivanisevic cut the deficit for the Royals after defeating Pat Rafter 6-4 in the battle of the ???icons???. ??
But Berdych pushed Singapore closer to victory with another 6-4 win over Marin Cilic, setting the scene for the crucial final set.
Lleyton Hewitt and Nick Kyrgios suffered a 6-5 defeat to Cilic and Nenad Zimonjic, but Singapore still remained two points ahead in the final tally.