In the land of Hollywood, it's not unusual for romances to burn bright, but sometimes the flame is burning behind the scenes!
True Love: These Stars Married Their Secret Lover
Some hot flings are more memorable, like Brad Pitt and Angelina Jolie, who met on set while filming Mr. and Mrs. Smith. At the time, of course, Brad Pitt was married to Jennifer Aniston, and when the world found out about Pitt and Jolie, we were all stunned!
Other celebs have much more low-key secret love affairs, and some are just plain weird (we're looking at you, Woody Allen!).
Scroll through the gallery above to learn more about which celebs ended up tying the knot to their secret lovers!