On Air Now
The Capital Late Show With Marvin Humes 10pm - 1am
Our interview with Summertime Ball star Justin Bieber has became a huge sensation, becoming the most watched video in the UK on YouTube.
In this amazing clip with our presenter Roberto, Justin reveals that he can't remember the name of the first girl he ever kissed, after taking on our host in a 'water chugging challenge'. Check out this brilliant interview below.