Gangnam Style to Baby Shark: YouTube’s 20 greatest viral hits

After two decades of video sensations, here’s a reminder of the streaming platform’s most unforgettable clips – year by yearFrom weird elephant videos to revolutionising TV: 20 years of YouTubeYouTube is 20 years old. Although video had existed online before, YouTube’s ease of use – for the first time sites could easily embed video into their content – made it revolutionary. As such, we now live in a world where people watch more YouTube than anything else. Bu