Source: <a href=https://www.google.com/url?rct=j&sa=t&url=http://entertainment.stv.tv/showbiz/288167-calvin-harris-hits-back-at-rita-ora-teen-choice-performance-reports/&ct=ga&cd=CAIyGjViN2YyMDkwMTU0OTZhNWQ6Y29tOmVuOlVT&usg=AFQjCNHDm1NtRUJgVqoQcs44-a3X_VhAaw class="colorbox" title="Calvin Harris hits back at Rita Ora Teen Choice performance reports” >calvin harris