Hey people from Hannover, this weeks starts the international A Cappella Festival from Hannover with groups from Finnland, USA, The Netherlands and France. It is a great festival where all the groups only sing, there are no instruments and it's fantastic.
Go find the program here: Protected content and you can show up the evening and get your tickets if it's not already sold out (I think only INtrmzzo is on Tuesday to this point.
Tonight there's Fork (FIN) at the Pavillon am Raschplatz. Pure showmen and women! If you like Beatboxing, don't miss Ommm at the Kulturzentrum Faust on Wednesday 30. April. They're incredibly good.