Well take a look at this pair!  70's tennis legend, Billie Jean King took in the U.S. Open with Emma Stone over the weekend.   Emma will be portraying King in the upcoming 'Battle of the Sexes' which tells the true story of her tennis match against Bobby Riggs.  It looks like these two have developed a real friendship.  

[Photo Credits: Getty Images]

Billie Jean King & Emma Stone
Billie Jean King & Emma Stone