|The Rats' New Friend|
|Season 4, Episode ?|
The Rats' New Friend is an unaired episode in Season 4 of Lab Rats: Bionic Island. The air date is currently unknown.
Fanmade episode by Rafael002.
- Billy Unger as Chase Davenport
- Spencer Boldman as Adam Davenport
- Kelli Berglund as Bree Davenport
- Tyrel Jackson Williams as Leo Dooley
- Hal Sparks as Donald Davenport
- Hal Sparks as Donald Davenport (indirectly)
- It's seems that Ben has a crush on Bree.
- Hal Sparks absent for this episode, but he is indirectly mentioned.
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