Where is a good place for KARAOKE near central London to have a birthday with about 20 people?
If you want a private booth for your group, then there are a few venues in Central London that can accommodate you. Karaoke Box has two venues: one in Smithfield and one in Soho. Both venues have private rooms which you can hire by the hour. You can have food and drinks brought to your booth, and there are also public bars in the main area of the venues. You can see their website here: http://www.karaokebox.co.uk/ Little Voice also has two London venues: one in Soho and one in Islington. Both venues cater for large groups.