There are 2 bands under the name of 'The Gang.

1. A rock band from Brooklyn, New York comprising of members Gary Keating, Eva Johannesdottir, Rich Bonner, Mike Roszhart,Danny Leo & Pat Brennan.

Their debut Zero Hits was released on 3rd June, 2008.

http://www.myspace.com/thegangnyc

2. A Hip Hop/Rap group based in Hull, UK.
http://www.myspace.com/growthandnotglory