Isabelle Tina Fish (born as Isabelle Tina Smith) is a blue fish that makes a lot of cameos as a kid and one time as an adult. When she was born she had Tom's last name which that Nancy and Tom broke up and then Nancy changed Isabelle's last name. Isabella is probably around the ages of 6 or 7 years old. Is also likely that she is 10 years. She looks a lot like her mother but seems to have the same attitude as her father.
She is blue with dark blue fins, and has a purple dress with matching leg and arm bands.
"We paid ten dollars for this?"
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