Selena Gomez
This relationship was so well documented you can search it up online and find a day-to-day report about the two together. These superstars of the 2010s, Justin Beiber and Selena Gomez were a young couple that was dominating all space online and in the media. You seriously could not turn around without seeing their faces plastered just about everywhere.
Selena and Justin had some problems in the past that they never went into full detail with to the public, but they were serious. Gossip about cheating and other accusations would put a lot of pressure and drama into the relationship. They stayed together for a few years but eventually would split in dramatic fashion.