Seu Ex circulates online as a Portuguese language meme audio, with its title simply meaning your ex in English. No single film, series or verified creator is widely credited for it, so its life has mainly been through shares, reposts and soundboards rather than an official release. That anonymous, forwarded feel is part of why it works for relationship humour, as it sounds like something a friend actually sent. Brazilian and Portuguese speaking creators keep reusing it for breakup jokes, reaction edits and everyday stories about former partners.