又是一年情人节，遭到流放的自大狂朱利安正和忠实的莫里斯失意行走在马达加斯加的荒野上。突然，他被一瓶从天而降的香水砸中脑袋。朱利安灵机一动，决心利用这瓶“九号爱药（Love Poison 9）”大做文章，重新成为万众瞩目的明星。狮子亚历克斯（本·斯蒂勒 Ben Stiller 配音）、斑马马蒂（克里斯·洛克 Chris Rock 配音）、河马格洛里亚（贾达·萍克·史密斯 Jada Pinkett Smith 配音）以及其他动物前去凑热闹观赏这出闹剧。与此同时，搞怪不断的企鹅帮也开展了属于它们的情人节大作战，它们要亲手研制自己的爱情灵药。情窦初开的马蒂试图借此接近美丽的姑娘…… 　　马达加斯加的疯狂情人节拉开序幕……

　　PG-13
　　An endless army of shadow demons bent on the destruction of all reality swarms over our world and all parallel Earths. The only thing opposing them is the mightiest team of metahumans ever assembled. But not even the combined power of Superman, Batman, Wonder Woman, Green Lantern and all their fellow superheroes can slow down the onslaught of this invincible horde. What mysterious force is driving them? And how do the long-buried secrets of the Monitor and Supergirl threaten to crush our last defense?