Hollywood biggies Arnold Schwarzenegger and Sylvester Stallone who shared the screen in films like 'The Expendables' and 'Escape Plan,' are good friends now but initially, that wasn't always the case for the action icons. During the 1980s and 1990s, the two faced off at the box office.

In a recent interview with Forbes as quoted in a report by Variety, Stallone opened up about how their long-standing animosity was caused by him.