Source: <a href=https://www.google.com/url?rct=j&sa=t&url=http://www.take40.com/news/47603/watch:-rita-ora-confirms-that-ex-calvin-harris-stopped-her-teen-choice-awards-performance&ct=ga&cd=CAIyGjViN2YyMDkwMTU0OTZhNWQ6Y29tOmVuOlVT&usg=AFQjCNHwbCJYc4nD1udWnd-8KVIGvVocRw class="colorbox" title="WATCH: Rita Ora confirms that ex Calvin Harris stopped her Teen Choice Awards performance” >calvin harris