Wallabee 'Wally' Beatles aka Numbuh 4 is Sector V's combat expert and heavy weapon specialist is the Kids Next Door. He even has a secret crush on Numbuh 3.
Trivia[]
- Numbuh 4 and the rest of Sector V will join Barney in future adventures.
Wallabee 'Wally' Beatles aka Numbuh 4 is Sector V's combat expert and heavy weapon specialist is the Kids Next Door. He even has a secret crush on Numbuh 3.