|Bakerloo Says: Let's Investigate!|
|Illustrator||Karen Morrison (credited as designer)|
|Published by||Make Believe Ideas|
Ernie has lost his tools while on his rounds and needs to find them before Victoria's party at the botanical gardens that evening. With the help of Bakerloo he finds them and Victoria's party is a success.
- Ernie (does not speak)
- Victoria (does not speak)
- Hammersmith (does not speak)
- Circle (does not speak)
- Mr Rails (cameo)
- Millie (cameo)
- Granny (cameo)
- City (cameo)
- Brooklyn (cameo)
- Paris (cameo)
- Sydney (cameo)
- Osaka (cameo)
- Moscow (cameo)
- Bakerloo is mirrored on the back cover.
- Hammersmith and City are seen running side-by-side rather than coupled up at the funfair.
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