A teenager has been arrested in connection with an alleged rape threat aimed at pop star Cheryl Cole. Police launched an investigation in March after British TV host Dermot O'Leary alerted cops to a sexually threatening voice message left on his phone targeting Cole. O'Lear y stars alongside the 'Girls Aloud' beauty on Simon Cowell's talent show 'The X Factor',The Sun online reported A 17-year-old was arrested on suspicion of malicious communication and later released on bail. Cole's representative previously confirmed the star was aware of the message,but had not listened to it.