Jellylorum is usually an older cat one of the motherly figures, though in some productions she is a younger cat around the same age as Bombalruina or Demeter. She's always a very protective cat keeping watch over the kittens. She also keeps a close eye on Gus who is probably either her father or her mate.

Jellylorum is White orange brown and yellow. She's usually one of the older cats probably around 50 human years, though in some productions she could be as young as 20.