Video app coffin dance music augmented reality

Hi im a 16 year old indie developer and the clip features one of my apps Coffin Dance AR, which has the 4 dancing guys from the meme in augmented reality, i hope its fascinating to see! :D The filmer is using his developed app and pointing it to the floor carpet and suddenly four men in animation is dancing with a coffin on their shoulders with the music and meme of the Coffin Dance.