The "deep story" of is often a tongue-in-cheek reference to its surprisingly dark ending and its long history as a piece of folklore before becoming a viral hit. The Lore: Life, Death, and Revenge
The original 2012 video ends abruptly when the chick is run over by a large yellow tractor , accompanied by a loud "brum" sound. For many viewers, this sudden dark twist became the song's defining moment. PULCINO PIO - Il Pulcino Pio (Official video)
It is based on a Brazilian children's poem from the early 20th century called "A Minha Velha" . The "deep story" of is often a tongue-in-cheek