`Madagascar 4` to be a musical?

Los Angeles: Even before the third installment of animated feature film ‘Madagascar’ has hit the screens, rumour mills are abuzz that the fourth installment will be a musical.

"Work on the next installment is definitely being considered. The films have been a great success and have become a franchise," said an insider.

The fourth edition might be a musical, with three new characters in place.

In the meantime, ‘Madagascar 3’ is ready for release June 8.