A middleweight bout has been officially added to UFC on FUEL TV 9 on April 6th in Sweden as The Ultimate 17 cast members face each other as Tor Troeng faces Adam Cella. 
UFC officials announced the fight booking on Wednesday and the fight will take place on the preliminary card.
UFC on FUEL TV 9 takes place on April 6th from the Ericsson Globe Arena in Stockholm, Sweden and will be headlined by Alexander Gustafsson meeting Gegard Mousasi in a five round light heavyweight bout.
Troeng (15-4-1) won four straight fights before being selected to appear on the UFC reality show. He won his preliminary fight to get into the house and was a member of Team Sonnen. Once in the house, his first fight came against Josh Samman and was defeated in the first round.
Cella (4-0) entered the competition with all of his victories coming in the first round and won his preliminary bout. Once entering The Ultimate Fighter house, he faced Urijah Hall and was defeated by knockout in the first round.
The current UFC on FUEL TV 9 card is below:
Main Card: (FUEL TV – 2 p.m. ET)
Alexander Gustafsson (15-1) vs. Gegard Mousasi (33-3-2)
Ryan Couture (6-1) vs. Ross Pearson (14-6)
Philip De Fries (9-2) vs. Matt Mitrione (5-2)
Mike Easton (13-2) vs. Brad Pickett (22-7)
Diego Brandao (16-8) vs. Pablo Garza (12-3)
Akira Corassani (10-3) vs. Robert Peralta (16-3)
Preliminary Card: (Facebook – TBA)
Michael Johnson (12-7) vs. Reza Madadi (12-3)
Tor Troeng (15-4-1) vs. Adam Cella (4-0)
Adlan Amagov (11-2-1) vs. Chris Spang (5-1)
Marcus Brimage (6-1) vs. Conor McGregor (12-2)
Ben Alloway (12-3) vs. Ryan LaFlare (7-0)
Michael Kuiper (12-1) vs. Tom Lawlor (8-5)
Papy Abedi (8-2) vs. Besam Yousef (6-1)