Jennifer Lawrence Nicholas and Jennifer met on the set of X-Men: First Class in 2010. They dated until 2013 when they briefly broke up before reconciling. The following year, they split up for good while filming X-Men: Days of Future Past. However, they appeared to be on good terms when they reunited at the 2016 Golden Globes, and again three years later at the Dark Phoenix premiere. Image Source: Getty / Dave M. Benett