|Friends|| Betty |
|Season(s)|| Season 1|
Erna is a classmate of Sally and Doowee and one of the smartest students in the class. When she found out she got a bad grade she broke into the principal's office to change it. She has a little brother.
Erna has tanned skin and dark violet eyes hidden behind a pair of cat-eye glasses. She has a red an white bindi and thick black eyebrows. Her long, straightened hair is extremely dark navy, worn with a red and white leaf pattern bandanna.
She wears a white tank-top with red design designs and ribbons on the shoulder, lime trousers with a red belt, and simple shoes.
Erna is a very helpful person. She's one of the best students but has become terrified of failure or receiving bad marks. She likes modern technology and uses the newest inventions. She also played a virtual pets game called "Animalville" and liked it so much that she was tempted to cheat.
International Voice Actors
- In "International Day" she compliments the Brazilian flag, but during Sally's song her flag is Malaysian.
- She is dating Bob, shown in a cameo scene from (Comic Book Caper).
- In "Caught Red Handed", Erna's bandanna, shirt and shoes are colored green in one shot, but are red in the next.