In-N-Out Burger has officially removed the number '67' from its ordering system, approximately a month after the change was implemented, due to the viral '6-7' trend popular among Gen Alpha social media users. The trend is associated with the phrase 'six seven,' which lacks a clear meaning but is linked to rapper Skrilla’s song 'Doot Doot' and NBA star LaMelo Ball’s height of 6'7\