Wellington is a cow. He hosts Baby MacDonald.
- Age: 23
- Favorite Quote: You Kids talk on the phone all day. You have NO IDEA about the past. It makes me want to SCCCRRRRRRRRRRRRRREEEEEEEEEEEEEEEEEAAAAAAAAMMMMMMMMMM
- Friends: Jane The Monkey, Roary the Lion, Isaac the Lion, Mommy Galileo, Mommy Otter, Horse, Pig 1, Pig 2, Pig 3, Baabra the Sheep, Max the Ram, Rooster, Chicken, Pavlov the Dog, Tooter the Purple Cow, Butterfly, Baby Shakespeare the Lizard, Caterpillar, Star, Crab, Duck, Frog, Misty the Mouse, Theo Van Goat, and Tiger.
- Nickname: Moo
- Favorite thing: Trying to get revenge on the horse and his pranks!
- Favorite Cartoon: Maddie & Friends
- Favorite Game: What's In Ned's Head?
- Favorite Colors: Black and White
- Favorite Sport: Volley Ball
- Weakness: Horse's pranks
- Enemies, Animated Crayons and Animated Shapes.
Baby Einstein Movie
- A Maddie Family Christmas
Cast of "A Maddie Family Christmas"
- Big Leo
- Adam (Curry)
- Adam (Childs)
Maddie and friends video games
- Maddie and the 12 dancing princesses
- His Big Sister: Mary Moo Cow (From Arthur)