By Chris Morris

PHILADELPHIA (CBS) – On today’s APP-tastic and outta SITE – Angry Birds Transformers.

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Forget slingshots: These birds are really, really angry.

Angry Birds Transformers takes the well-known app franchise in a radically different direction, transforming it into a run-and-gun shooter.

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You have to give credit to developer Rovio for shaking up the formula, but it’s a move that doesn’t quite fit.

The shooting action is fine, but it feels out of place in a game that defined the physics category. And the constant push to get you to spend real-world money gets old real fast.

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Check out the Angry Birds Transformers app.