Manchester United hosted Liverpool on Sunday afternoon as part of Sky Sports' second part of the eagerly anticipated billing where all people from Manchester come as one to take on those from down the M62.
Such a tag-team billing between four sides who all don't really like each other formed the prologue to two more chapters in the never-ending saga of Super Sundays, and every kick, scream, shout and spit will be analysed to the nth degree.
But even with a brand spanking new 'Spidercam' in use at Old Trafford, there was always likely to be some things even the most attentive fan would have missed.