London, March 29 : Singer Charlie Brown says he is unable to sleep because he keeps tracking the position of his single "On my way".
Brown is heading for the Top 10 for the first time with "On my way".
"I'm following the single's progress and haven't had any sleep as I'm refreshing iTunes all the time," dailystar.co.uk quoted Brown as saying.
"I'm in Twitter jail - everything is instant so I see the response straight away," he added.
