'You're An Idiot': J.K. Rowling Defends Serena Williams From Internet Troll

Playing 'You're An Idiot' J.K. Rowling Defends Serena Williams From Internet Troll

It seemed like the whole world was cheering for tennis superstar Serena Williams following her stunning Wimbledon victory.

Read: Serena Williams Was a TV No Show After Partying All Night

That was until an internet troll named Rob came along and tweeted: "Ironic then that main reason for her success is that she is built like a man.”

Well look out Rob, you may now be the most hated tennis fan on the planet.

None other than Harry Potter author J.K. Rowling, a monster Serena fan, went positively medieval. She posted two pics of Serena in a hot, sexy red dress and tweeted: 'Yeah, my husband looks just like this in a dress. You're an idiot.'

While Rob the internet troll duked it out with the world's most popular author, Serena had the last laugh when she appeared at a London gala in a stunning and very feminine floor length gown.

View: Serena Williams Get Served Espresso on the Court

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