Deformation-Wave

looing to do a wave on an object starting half way down and moving to the right to the end of object . . say like a snake aspitting out a goat . the wave starts half way through the object grows and ends at the end of the object ( scene cuts ) . it is just one ball going down the objet . the item i am using is way to compicated to redraw . i watched the tutorial on the deformers and gave me some ideas but i can not get it working …wish i could post the boards here to give a clear idea of what i am tring to do …any help would be a great help and thank you

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