The Slovenian netted his first Old Trafford goal against Sunderland at the start of October, and celebrated by wheeling away towards the home fans to let out his signature jumping fist-pump.
Photos after the game showed a fan in the crowd mirroring Sesko's elation, and an appeal was swiftly put together by the striker to find the supporter.
The post went viral across social media, and the Red in the crowd, Stuart Heaton, was found and invited to the training ground, as a guest of Benjamin. Here's how his morning unfolded...
Stuart arrived at Carrington on a crisp, yet surprisingly sunny, Friday morning, with his son, Jake Heaton, and the young son of a family friend, Ollie Cooper, who has been a season-ticket holder at Old Trafford since being just six weeks old.