Saturday 12 September 2015 09:44, UK
Manchester United v Liverpool is the biggest club game in world football - and you can watch the latest instalment of the rivalry on Sky Sports on Saturday.
The importance of the game on these shores is undoubted: the fixture sees England's two most successful clubs go head-to-head.
However, this weekend's clash will also be the focus of football fans across the globe.
An estimated 700m people worldwide tuned into their last meeting in March 2015, when Steven Gerrard was sent off seconds after coming on and Juan Mata's scissor-kick stunner sealed victory for United at Anfield.
In comparison, Barcelona's clash with Real Madrid, which took place later that day, was watched by an estimated 400m-500m people. The Champions League final in June had less than half the estimated viewers of the Liverpool v United clash across the planet.
Manchester United's win at Liverpool was also shown in more countries than any other fixture - over 200. That's four times as many as the latest El Clasico.
Showdowns between these sides get football fans tweeting like no other, too.
United's win at Liverpool last season was the most-tweeted-about Premier League match of 2014/15, with Mata's scissor-kick the most-tweeted-about moment.
United's 3-0 home win over Liverpool earlier in the campaign was the second-most tweeted-about match.
Who will be creating a Twitter storm across the world this time?
Tune in to Sky Sports 1 HD from 5pm on Saturday to find out.