The theme song appears in his first appearance in New Kid on the Block. The instrumental version is used as a general theme for him as well.
He's always there, to save the day! (Wonderpants!, Wonderpants!)
When he's around, we're okay! (Wonderpants!, Wonderpants!)
The bad guys don't stand a chance! (Wonderpants!, Wonderpants!)
'Cause here comes Captain Wonderpants! (Wonderpants!)
- New Kid on the Block (first appearance)
- Hangin' with Mr. Gummy (mentioned)
- Wonder Wubbzy
- A Wubbstar is Born (cameo)
- What a Card
- Too Many Wubbzy's
- Rush Hour
- Jukebox Robot Segment ("Is it Captain Wonderpants time?") (cameo)
- Wubbzy's Rainy Day (final appearance)
- His name is a spoof on the popular book series Captain Underpants' eponymous main character.