 On July 21 , 2010 , the rapper joined Rihanna on her Last Girl on Earth Tour to perform in Los Angeles . He then performed at the 2010 MTV Video Music Awards and was voted the best performer of the ceremony in an MTV poll , earning 34 percent of votes . Rihanna made a surprise appearance despite having said she could not perform because of her schedule . Suddath of Time called their duet dull . Eminem sang " Love the Way You Lie " without Rihanna at the 2011 Bonnaroo Music Festival for almost 80 @,@ 000 people . According to MTV News ' Montgomery , the " sheer tenacity with which he attacked " was his strength . Patrick Doyle of Rolling Stone felt Eminem delivered a triumphal act by " constantly bouncing across the stage " and singing energetically . 
