Matt O's Brighton debut turned disastrous as he was forced off just 9 minutes into the game the 26 million pound signing from Celtic was injured in a tough challenge by Crawley's J Williams during Brighton's 4-0 car bottle cup win Oly 23 had to be helped off the pitch by Medics and was replaced by 19-year-old Marco mahany Brighton fans reacted with shock and disappointment expressing their concern over the injury on social media manager Fabian H indicated the injury might be serious as overly Str to put weight on his ankle the midfielder had only just signed a 5-year contract with Brighton marking his transfer as one of the club's major summer signings