Rory McIlroy and Caroline Wozniacki are quite the power-athlete couple, and like all good 21st-century stars, they're all over Twitter. But which half of Wozzilroy owns Twitter? Thanks to Golf Girl's Diary, we have the answer. Check out the larger version of the mini-infographic from visual.ly below. And go follow the happy couple at @McIlroyRory and @CaroWozniacki.