Luiz Carlos Alborghetti was a Brazilian radio and television presenter from Paraná known for sensational police shows and explosive on air rants. Clips of his broadcasts spread widely on YouTube in the 2000s and 2010s, where editors isolated catchphrases like sai daí into short meme audios. His hoarse shouting style became a template for reaction videos in Brazil long after his death in 2009. The phrase remains popular because it is instantly understandable even without Portuguese and delivers a complete joke in a few seconds.