Serena Williams has a lot of famous best friends, with Kim Kardashian being among them. And the two shared some happy bestie time Monday night, as Serena preps for her US Open quarterfinal against sister Venus Williams.
Serena Williams sips tea with Kim Kardashian during US Open
The tennis GOAT is chilling with her friend, reality show GOAT.


Forget a calendar Grand Slam. Serena having casual tea time with Kim further seals her being the G.O.A.T.
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