Six-year-old boy to two undercover NYPD officers: Hi, what's your name?
Six-year-old boy's mom: Hey, boy, what did I tell you about speaking to strangers?
NYPD undercover officer: It's okay, we're cops. (flashes badge)
Six-year-old boy: Aahhhhhhhhh! (runs into mother's arms)

–E Train

Overheard by: Rob G