Her biggest rival is Professor von Screwtop. She is always trying to steal his brilliant ideas and inventions.
Nobody in Beanotown can say her name. It's simple enough: Foo - ful - fef - fur !
She hates it when people say it incorrectly: it's not Piddle-fiddler, Floopy-flapper or Philly-flopper – those names would just be stupid!
As far as our experts can tell, her name means "Whistle pepper". Or "Poodle Piper".
All we can say for sure is that her name is as mysterious as her!