- Script
- Otto Binder
- Pencils
- Joe Certa
- Inks
- Joe Certa
- Letters
- ?
- First Line of Dialogue or Text
- Please, Captain Marvel Jr., go away and don't bother us!
- Genre
- superhero
- Characters
- Captain Marvel, Jr. [Freddy Freeman]; King of Worries [Len Lightheart] (villain, introduction); Worry Shadows (villain, introduction)
- Synopsis
- When optimist Len Lightheart starts the Anti-Worry Club, his psychological approach of people talking to each other about their worries is so effective that the "worry shadows" (shadowy creatures that whisper doubts and concerns into people's minds) report back to the King of Worries about their failures.
- Reprints
- Script
- ?
- Pencils
- Joe Certa ?
- Inks
- Joe Certa ?
- Letters
- ?
- Genre
- superhero
- Characters
- Captain Marvel, Jr. [Freddy Freeman]
- Reprints
- Script
- ?
- Pencils
- Joe Certa ?
- Inks
- Joe Certa ?
- Letters
- ?
- Genre
- superhero
- Characters
- Captain Marvel, Jr. [Freddy Freeman]; Mite the Sprite (first appearance)
- Reprints
- Script
- ?
- Pencils
- ?
- Inks
- ?
- Letters
- ?
- Reprints
The quiz questions are all on the subject of the navy.