The phrase is French slang for a cheerful toast and a proud arrival announcement from Bondy, a town near Paris, which explains its use as a shout of presence rather than a song lyric. The clip spread through user soundboards and short video edits where French meme chants are reused as instant crowd reactions. Its appeal is the contrast between the confident group delivery and completely ordinary situations, so creators keep using it for entrances, victories and ironic celebrations where a single voice would not feel big enough.