This one is from a guy that makes 8-bit song covers, but in this case, decided to make a medley about memes. Songs are usually converted into memes because the song itself is either catchy or funny. Medleys like this are really entertaining to watch because you recognize songs that you haven't heard in a long time and puts your knowledge of memes to the test.
There are a lot of meme compilations, not all are good though. Here is one that I enjoyed:
