Galo Cego, meaning blind rooster in Portuguese, is the nickname of a Brazilian man whose short, improvised videos became widely shared on WhatsApp and social media. Speaking in a strong Northeastern dialect, he built a following through everyday rants, catchphrases and exaggerated expressions that viewers began quoting to each other. Ser besta became one of those quoted lines, clipped from longer recordings and reused as a standalone reaction. Its popularity in Brazil helped it cross into soundboards and meme edits, where the short phrase now works even without the original video context.