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Click To Help Maleficent
"Listen well, all of you!", "Mrs. Grumplestock,"
is nothing more than an insignificant stub.

It is in desperate need of more content.
So says Maleficent:
the Mistress of All Evil.
Click To Help Ursula!
You Poor Unfortunate Soul, this "Mrs. Grumplestock,"
has been found to need Ursula’s Touch.
It MUST be rewritten, see the light, and make a switch!!
So says Ursula:
the true queen of Atlantica.

Mrs. Grumplestock[3][4] is a one-time antagonist from the animated series American Dragon: Jake Long.


She is an instructor at the Manhattan Genius Institute of Students, who are all geniusues. She also knows Spud was a genius. She appeared in [5] of Season 2.

Episode Appearances

Season Two

  • A Befuddled Mind (only appearance)


  • "Students, welcome to the Genius Institute."


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