LeAnn Rimes and Eddie Cibrian
Now, this couple met on set and caused quite the stir with their romance. Yes, Eddie Cibrian and LeAnn Rimes met on the set of Lifetime’s Northern Lights. However, both were married to other people at the time when they began their affair in 2009. They both divorced their partners and got married in 2011. In 2010 Rimes spoke out about the dissolve of her first marriage in light of the affair saying, “I take responsibility for everything I’ve done. I hate that people got hurt, but I don’t regret the outcome.”

LeAnn Rimes And Eddie Cibrian
Kaitlin Olson and Rob McElhenney
All fans of It’s Always Sunny in Philadelphia already knows the adorable story of how costars Rob McElhenney and Kaitlin Olson began their romance. Actually, Rob McElhenney cast Olson, but without knowing she would one day become his wife. Olson told InStyle, “We were very sneaky at first because we thought, ‘This is a really bad idea.’ But then I fell in love with him.” How sweet! The couple is married with two boys.

Kaitlin Olson And Rob McElhenney