The Williams sisters
Tennis legends Venus and Serena Williams are forces to be reckoned when they’re playing doubles. But, when they have to compete against each other, it can get a little ugly. The pair has faced off a total of eight times, and they’ve said it’s something they don’t enjoy doing. Serena was especially upset when Venus beat her twice in a row. After all, she’s the older sister and wants to fight for her title. If this sounds like you, here are 11 tips on becoming BFFs with your sibling as adults.