The 'My Brother Bilo' meme originates from the 2006 mockumentary 'Borat,' where the titular character introduces his younger brother who is kept in a cage. While the original scene is known for its controversial humor and Sacha Baron Cohen's signature satirical style, the meme has evolved into a way for internet users to introduce something chaotic, weird, or unpolished. It is frequently used to compare two different versions of something, such as a high-quality product versus a budget alternative, or to lightheartedly poke fun at a friend's strange behavior. The template remains a staple for Borat fans and those looking to highlight the 'black sheep' in any situation.