The 'one week later' time-skip comes from the tradition of narrator time cards in cartoons, most famously the deadpan announcements in SpongeBob SquarePants, where a calm voice bridges absurd jumps in time. Clipped from these transitions, the line became a staple of meme edits and short-form videos in the 2010s and 2020s, used to fast-forward past anything boring. Its staying power comes from universal timing: every viewer instantly reads it as 'and then...', making it one of the most reused transition sounds online.