Arsenal travel to Old Trafford to take on Manchester United in Saturday's lunch hour kick-off in the English Premier League.
It will be a renewal of the fiercest rivalry between United boss Jose Mourinho and Arsenal's manager Arsene Wenger with the former Chelsea coach yet to lose a league game against the French coach.
Ahead of the big clash this weekend, Completesportsnigeria.com's JAMES AGBEREBI relives FIVE memorable encounters that between the two giant clubs and once great rivals…
MAN UNITED 8-2 ARSENAL (EPL, 2011-2012)
This was Arsene Wenger's biggest defeat since taking over as Arsenal manager in 1996.
With the departures of Cesc Fabregas to Barcelona and Samir Nasri's move to Manchester City, coupled with injuries and suspensions, Wenger sent a depleted Arsenal side to Old Trafford who got completely destroyed.
Goals for United who were then champions of the English Premier League were scored by Wayne Rooney (hat-trick), Ashley Young (brace), Park Ji-Sung, Danny Welbeck and Nani.
Arsenal's two goals came off Robin van Persie and Theo Walcott.
MAN UNITED 0-1 ARSENAL (EPL, 1997-1998)
Arsenal blew the 1997-1998 Premiership title race wide open by defeating Manchester United 1-0 at Old Trafford thanks to Marc Overmars' 79th minute goal.
It was Arsenal's first ever win and first goal against United at Old Trafford in the Premier League era.
The win left Arsenal with just six points behind United but with three games in hand which they went on to win.
Arsenal were evetually crowned champions and added the FA Cup to complete the double that season.
MAN UNITED 0-0 ARSENAL: ARSENAL WON 5-4 ON PENALTIES (FA CUP FINAL, 2005)
Despite being outplayed throughout the English FA Cup final in 2005, Arsenal still went on to become champions after defeating Manchester United 5-4 on penalties.
Played at the Millenium Stadium, in Cardiff, Wales, Arsenal were second best throughout the clash but managed to hang on to force the game into penalty shootout.
And in the shootout, Paul Scholes saw his spot kick saved by Jens Lehmann while Patrick Viera converted Arsenal's final kick to dethrone United as winners after they had won the trophy in 2004.
MAN UNITED 2-0 ARSENAL (EPL, 2004-2005: UNBEATEN RUN ENDS)
Arsenal went into the clash against United at Old Trafford hoping to preserve their unbeaten run which stood at 49.
But United were having none of that as they defeated Arsenal 2-0 to end a streak that started in 2003 .
After a frenetic start to the game, both teams failed to find the back of the net in the first half.
But everything changed in the second half as United took the lead through Ruud Van Nistelrooy who converted a 73rd minute penalty kick after Sol Campbell fouled Wayne Rooney inside the 18-yard box.
Rooney eventually sealed the win for United in the 90th minute, finishing off a brilliant counter-attacking move.
MAN UNITED 2-1 ARSENAL (FA CUP S/FINAL REPLAY: 1998-1999)
This unarguably is one of the greatest games in the history of the FA Cup as 10-man United beat Arsenal 2-1 after extra-time in the semi-final replay and went on to beat Newcastle in the final.
It was also the year United clinched the league, FA Cup, Champions League treble, the first ever by any English club.
United took the lead on 18 minutes through David Beckham who struck a 35-yard strike which beat David Seaman.
Bergkamp drew Arsenal level on 69 minutes as his long range strike came off Jaap Stam before going past Peter Schmeichel.
With 16 minutes remaining, United went a man down following Roy Keane's sending off for a second bookable offence.
Arsenal were presented with a golden chance as they were awarded a 90th minute penalty but Bergkamp's spot kick was saved by Schmeichel to send the game into extra-time.
United would go on to score the winner through Ryan Giggs who scored a wonder goal in the 109th minute. Giggs intercepted the ball in his own half, ran down the left, weaved through four markers before smashing the ball into the roof of the net from a tight angle to give United a remarkable 2-1 win.
MAN UNITED 0-1 ARSENAL (EPL, 2001-2002)
Arsenal clinched their second league and Cup double under Arsene Wenger in the 2001-2002 season and did it in style following their 1-0 win against Manchester United at Old Trafford.
Needing to avoid defeat against United to be confirmed league champions, Arsenal triumphed 1-0 thanks to Sylvain Wiltord's goal in the 57th minute.
The French forward finished off a rebound after Freddy Ljungberg's initial effort had come off Fabien Barthez.
Prior to the game against United at Old Trafford, Arsenal had beaten Chelsea 2-0 in the FA Cup final a few days back.