Crosses the Line Twice: Even the most sensitive subject matter is usually made humorous by the way the sound clips are spliced together and juxtaposed with the source episodes.
Growing the Beard: Most editors' skills improve over their first several videos. The genre as a whole did this over the years, as sound sources and humor styles became more varied and elaborate.
Older Than They Think: All the way back on October 8, 2006, a video was uploaded by a user named Jonus04 of a 1980s animated Coco Wheats cereal commercial and included "(Edited)" in the title. Despite only one line total being edited ("Is it possible for you to shut the fuck up for 10 seconds?"), this is retroactively considered to be the first edit in the history of the Internet due to coincidentally sharing a similar premise.