Barclaycard Arena Hamburg Date: September 29th Location: Hamburg, Germany Tickets: gaga.lk/... Mercedes-Benz Arena Date: October 26th Location: Berlin, Germany Tickets: gaga.lk/... Lanxess Arena Date: October 28th Location: Koln, Germany Tickets: gaga.lk/... #Events #JoanneWorldTour #Tickets #BarclaycardArenaHamburg #Hamburg #Germany #September #MercedesBenzArena #Berlin #LanxessArena #Koln