Mumble Circuit is the name of various race courses attributed to Mumble as his own in the Happy Feet Racing series by MarioFan65.


Happy Feet RacingEdit

In Happy Feet Racing, it also appears as the 2nd course in the Lovestone Cup.

Happy Feet Racing 2Edit

In Happy Feet Racing 2, it also appears as the first course in the Heartsong Cup and it is known as Mumble Raceway.


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