The London System is a very respected opening. With black it is not so easy to trick the white players because essentially they are on an autopilot developing their pieces with d4 Bf4 e3 Nf3 and so on.
The 8-year-old boy inspired by Comedians on Board finds an amazing trap in the London. True, the idea is unsound, but the boy manages to trap his father! The father gives his son an important advice at the end! The son takes it with a smile, happy at having beaten his father!