Teenage superheroes strive to prove themselves as members of the Justice League.

The comedic modern-day quintet takes on their 2003 counterparts when villains from each of their worlds join forces to pit the two Titan teams against each other. They'll need to set aside their differences and work together to combat Trigon, Hexagon, Santa Claus (that's right, Santa!) and time itself in order to save the multiverse.

每个超级英雄都知道打击犯罪是件全职工作。蝙蝠侠有他最强大的朋友们保护哥谭市，黑暗骑士出去度假的时候超人来当替补。小丑从阿克汉姆疯人院疯人院逃出来了，事态非常严重……

All the major DC superheroes are starring in their own films, all but the Teen Titans, so Robin is determined to remedy this situation by getting over his role as a sidekick and becoming a movie star. Thus, with a few madcap ideas and an inspirational song in their hearts, the Teen Titans head to Hollywood to fulfill their dreams.

An adolescent lion is accidentally shipped from the New York Zoo to Africa. Now running free, his zoo pals must put aside their differences to help bring him back.