Brighton midfielder Matt O'Reilly will undergo surgery on his ankle after suffering a bad injury on his debut for the club the Denmark International was forced off less than 10 minutes into his debut against Crawley on Tuesday after being on the receiving end of a crunching tackle O'Reilly 23 completed a 25 million pound move to Brighton from Celtic on Monday Brighton manager Fabian herler described the tackle from Crawley's Jay Williams as ridiculous after the 4 to zero win and says the midfielder is now set for a stint on the Sidelines it is like we expected it is a bad injury and he needs surgery on his ankle said her I can't say how long or when we expect him to be back because of Rehabilitation it is a tough one for us but we will try to support him the best we can her added that O'Reilly was very disappointed but said the midfielder will be back stronger Scotland midfielder Billy Gilmore has been linked with an exit from Brighton before the transfer window closes on Friday with Napoli interested per says the club will review their plans for Gilmore in light of O'Reilly's injury