Tia is a Pembroke Welsh Corgi that lives in Mirrored England.
She is described to be a pale ginger and white Corgi with green eyes, and usually wears a pink pearl necklace around her neck.
- She lives with Queen London I, her owner.
- She frequently visits Pocketville through a portal that leads to Pocketville in the Buckingham Palace's basement.
- Although friends with Elizabeth, Queen London's other dog, she treats her like Elizabeth is her sister.
- She is more tomboyish than Elizabeth.