Hildy Gloom is one of the main villains of The 7D.

Season 1

The Long Long Winter & Itsy Bitsy Spider Fighters

Sneezin Season

Gnome Alone

For the Love of Cheese

Season 2

The Great Glitterpillar

Miss Fortune Teller

Which Witch is Which?

7D and the Beast

Bummer Vacation

The Jollywood Games