The phrase comes from Heavy, the Russian heavy-weapons class in Team Fortress 2, whose accented call for a dispenser was widely heard as pootis and turned into a long-running community joke. Players clipped the line, remixed it into gameplay videos and shared it across soundboards, where the Spencer version became a playful introduction variant. It has stayed popular because it is short, instantly recognisable to TF2 fans and funny even out of context, making it a reliable punchline for character reveals and gaming edits.