We have wound the clock back to 2013 to recall a momentous day for club and town.
Were you there?
. 2013
Wigan chairman Dave Whelan kisses the trophy following his team's 1-0 victory during the FA Cup with Budweiser Final between Manchester City and Wigan Athletic at Wembley Stadium on May 11, 2013 in London, England. (Photo by Alex Livesey/Getty Images) Photo: Alex Livesey
. 2013
Wigan Athletic players celerbate with the FA Cup after winning the English FA Cup final football match between Manchester City and Wigan Athletic at Wembley Stadium in London on May 11, 2013. Photo: IAN KINGTON
. 2013
Wigan Athletic's Spanish manager Roberto Martinez (R) poses with goal scorer Wigan Athletic's English midfielder Ben Watson (L) and the FA Cup after after winning the English FA Cup final football match between Manchester City and Wigan Athletic at Wembley Stadium in London on May 11, 2013. Substitute Ben Watson scored an injury-time winner to give Wigan Athletic a sensational 1-0 win over Manchester City at Wembley Stadium on Saturday in the biggest FA Cup final upset in 25 years. Photo: IAN KINGTON
. 2013
A moment frozen in time just a second before Ben Watson became an FA Cup final hero to Latics fans. Photo: Nick Fairhurst
. GOAL!
Ben Watson score at the FA Cup final in 2013 - he described it as the 'greatest moment of his life' scoring the winning goal in the FA Cup Final. Photo: Nick Fairhurst
. GOAL!
Celebrations - Ben Watson celebrates heading in the winning goal with man-of-the-match Callum McManaman and Shaun Maloney who supplied the ball from a corner Photo: Nick Fairhurst
. 2013
Goalkeeper Joe Hart and Sergio Aguero of Manchester City look on in vain as the header from Ben Watson of Wigan Athletic hits the back of the net for the match winning goal during the FA Cup with Budweiser Final between Manchester City and Wigan Athletic at Wembley Stadium on May 11, 2013 in London, England. Photo: Shaun Botterill
1. 2013
Wigan Athletic players celerbate with the FA Cup after winning the English FA Cup final football match between Manchester City and Wigan Athletic at Wembley Stadium in London on May 11, 2013. Photo: IAN KINGTON
2. 2013
Wigan Athletic's Spanish manager Roberto Martinez (R) poses with goal scorer Wigan Athletic's English midfielder Ben Watson (L) and the FA Cup after after winning the English FA Cup final football match between Manchester City and Wigan Athletic at Wembley Stadium in London on May 11, 2013. Substitute Ben Watson scored an injury-time winner to give Wigan Athletic a sensational 1-0 win over Manchester City at Wembley Stadium on Saturday in the biggest FA Cup final upset in 25 years. Photo: IAN KINGTON