It’s unclear if Madagascar 4 will happen, but Disney made its own unofficial Madagascar movie in 2006. In 2006, Disney released The Wild, whose plot is almost identical to Madagascar.

Friends is so loved around the world that many of us think we'd spot the actors voices anywhere, but it turns out it may not be the case. One of the show's stars actually appeared in Madagascar ...

I was then a "wife of the Republic of Madagascar," as the left-hand side page of my passport noted, while the right-hand side declared "of the ambassador extraordinary and plenipotentiary." ...