Truco o trato is the Spanish equivalent of trick or treat, the traditional Halloween phrase used by children asking for sweets, while chicos is an informal way of addressing a group of guys or friends. As a meme sound, the short clip circulates mainly around Halloween, when creators reuse familiar seasonal phrases for quick jokes rather than long scenes. Its appeal comes from that shared recognition: even viewers who do not speak Spanish often recognise the Halloween context from the rhythm and timing. That seasonal, social use keeps it returning each October.