Oh, okay, sorry I didn't realize that the bar was so low to make your list! If that's the case, why stop at Obama? http://www.guinnessworldrecords.com/news/20

Oh, okay, sorry I didn't realize that the bar was so low to make your list! If that's the case, why stop at Obama? http://www.guinnessworldrecords.com/news/2017/8/justin-bieber-has-smashes-two-twitter-records-for-his-massive-fan-base-492686 http://www.guinnessworldrecords.com/news/2017/8/justin-biebe...