Monsters Up is a really cute game for kids as well as adults...tap to jump on platforms and make the balance to get high..There are 5 themes with different monsters and backgrounds in monsters up...with each star collection theme gets changed. Play Monster Up online at friv20000.com. You can play it in fullscreen to have fun with it. Monster Up is a great Friv 20000 game to play with no cost.

Use Left Mouse button to Play

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