The Poker Face singer has announced her 2014 European tour dates, four of which include UK performances.
Her tour, named ArtRave: The ARTPOP Ball tour will visit Manchester, Birmingham, Glasgow and finally London, in October.
The 27-year-old superstar has had to book a further date in London due to overwhelmingly high demands. She will be performing at the O2 Arena on 23 October and 25 October.
In November last year Gaga, whose real name is Stefani, released her fourth studio album Artpop which topped the charts in both the UK and the US.
Lady Gaga tickets will go on sale Saturday 8 February at 9am.