Ben Affleck may have done it. Josh Duggar definitely did it.
Tristan Thompson did it to his pregnant girlfriend.
And Tiger Woods also did it, over and over and over and over again.
Infidelity scandals have rocked an endless number of famous relationships, crossing the boundaries of sports, music, movies and television.
Let’s take a look below at some of the most memorably shocking celebrity cheating instances of all-time: