The fortieth episode of Season 37. When a chemical sprays an innocent group of hamsters, thanks to Doofenshmirtz, the hamsters turn into giant mutants, so Phineas and Ferb need to stop them and restore them.
| Identifier (URI) | Rank |
|---|---|
| dbkwik:resource/oeme-_bopWx2a3CIqqaIew== | 5.88129e-14 |