Operation: E.N.G.L.A.N.D. Codename: Kids Next Door : Season 6 Episode 2
TV-Y7 Cartoon Network 23m
Aired: September 22nd, 2006 @ 7:00 PM EST on Cartoon Network
When Numbuh 1 is taken to England, someone gives him a book, resulting in Numbuh 1 getting followed by 3 kids.
