Benjamin and O'Keefe also collaborated on a short musical entitled The Mice in 2000 .
The Mice was produced by Hal Prince as a part of the three - show evening 3hree at the Prince Music Theater in Philadelphia .
Benjamin and O'Keefe also collaborated on a short musical entitled The Mice , which was produced by Hal Prince as a part of the three - show evening 3hree at the Prince Music Theater in Philadelphia , in 2000 .