The two legends have clashed plenty of times over the years (Picture: WWE)

WWE has reveals never-before-seen footage of Dwayne ‘The Rock’ Johnson and ‘Stone Cold’ Steve Austin facing each other just days after 9/11.

The two wrestling legends – who were the WCW World Heavyweight Champion and WWE Champion respectively at the time – clashed in an untelevised, emotional chapter of their iconic rivalry when WWE put on a special live edition of SmackDown to give everyone in the United States some respite after the horrific terrorist attack.