Paul Wesley and Nina Dobrev played one of the most popular couples on TV, Stefan Salvatore, and Elena Gilbert in The Vampire Diaries. Fans famously dubbed the couple "Stelena," and the duo had some serious support from viewers. Some fans still love the relationship even though Elena ended up with Stefan's brother Damon and Stefan himself died in the series finale to ensure that his brother and former love could have their happy-ever-after ending.

The actors behind the characters, though, had a completely different relationship than their characters. Paul Wesley and Nina Dobrev spent about six years working with each other and spending a lot of time together. Due to this, their relationship with each other went through many twists and turns. In the start, it might be hard to believe that the couple that won fans over couldn't even stand each other in real life. It took a...