|Full Name||Super Why|
|First Appearance (Barney and the Rocko Squad)||Enter the Rocko Squad|
|Barney and the Rocko Squad Portrayer||Nicholas Kaegi|
- "It's Joy, she's crying and crying."
- — Whyatt to the other Super Readers about Baby Joy's "endless" tantrum.
Before he came to Rockoland, he lives with his mother, his father, his older brother, Jack, who was later replaced by Ken, and his baby sister, Joy.
During Barney and the Rocko Squad, Super Why, Barney, and the other Super Readers keep track of Ling Xiaoyu's crying.
Nicholas Kaegi voices Super Why in the second season of Super Why! and Barney and the Rocko Squad.