Yup you guessed it...Charlie Sheen!

Charlie Sheen may be quitting Twitter, but he was so addicted at first that he would send out 140-character messages while having sex with his former porn-star girlfriend Bree Olson, The Post reports. Sheen announced he was quitting the social- media site and deleted his account over the weekend. The “ Anger Management,” star joined Twitter in March 2011 and attracted more than a million followers in just 48 hours, entering the Guinness Book of Records as “The Fastest Time To Reach 1 Million Followers.”