Jill is the founder of the Ami Club & the Yumi club.
Jill 1st appeared in the episode, Fan Clubs, where she couldn't decide which of Puffy she loved more. So she started 2 fan clubs. One for Ami and 1 for Yumi.
Jill cameoed in Yumi Goes Solo in Yumi's dream.
Jill later appeared in Junior Tapeworm as a Junior Tapeworm.
Jill has long brown hair and wears glasses.