# Captain Underpants and the Invasion of the Incredibly Naughty Cafeteria Ladies from Outer Space

**Author(s):** Dav Pilkey
**Unpaid SageChimp rating:** insufficient data (0 unpaid reviews; need 5)
**Verdict JSON:** https://www.sagechimp.com/books/captain-underpants-and-the-invasion-of-the-incredibly-naughty-cafeteria-ladies-from-outer-space/verdict.json
**Genres:** literary-fiction, middle-grade, childrens, humor, sci-fi
**Pages:** 134
**Publisher:** Blue Sky Press
**Published:** Sun Jan 01 2006 00:00:00 GMT+0000 (Coordinated Universal Time)
**Language:** en
**ISBN-10:** 0439049954
**ASIN:** B0DVBL912R
**Amazon categories:** Main content > About this item > Buying options > Compare with similar items > Videos > Reviews > Health AI > Amazon Haul
**URL:** https://www.sagechimp.com/books/captain-underpants-and-the-invasion-of-the-incredibly-naughty-cafeteria-ladies-from-outer-space

## Description

Only Captain Underpants can stop the three evil space aliens who have invaded Jerome Horwitz Elementary School and turned everyone into lunchroom zombie nerds.

## SageChimp reader verdict

Captain Underpants and the Invasion of the Incredibly Naughty Cafeteria Ladies from Outer Space has no unpaid published reviews on SageChimp yet. That is not enough to say whether the book is genuinely well-liked or amplified by paid/ARC/BookTok hype. Do not treat Amazon, Goodreads, or social scores as SageChimp evidence.

- **Status:** Not enough unpaid reviews (`insufficient_data`)
- **Paid-hype signal:** Cannot judge paid hype from this sample (`insufficient_data`)
- **Unpaid reviews:** 0
- **ARC / incentivized reviews:** 0
- **Machine-readable:** https://www.sagechimp.com/books/captain-underpants-and-the-invasion-of-the-incredibly-naughty-cafeteria-ladies-from-outer-space/verdict.json

*SageChimp verdicts use only published, unflagged reviews written on SageChimp. Organic reviews exclude ARC/incentivized copies (isArcReview). Catalog star averages on other sites are not used. A verdict requires at least 5 organic reviews. We cannot audit Amazon, BookTok, or Goodreads review authenticity.*