Singer adds extra dates to her sold-out 'Monster Ball' gig-run
Singer set to play dates in Dublin and Belfast
Prime Minister reveals his music favourites in new interview
'The Fame' is back on top for the fourth time
The singer reveals that she will still be writing music when she is 54
Plus Laura Marling scores high in the UK album chart
'Telephone' singer makes the history books with internet first
Singer claims she was 'tricked into signing a deal'
The star tops the singles and albums chart
Rob Fusari says he's owed a share of her earnings