Two people arrested in connection with the fatal stabbing of 20 year old Connor Barrett in Hemsby have been bailed.
A 41 year old man and 35 year old woman arrested at an address in Cobholm, near Yarmouth, on suspicion of assisting an offender, have been bailed pending further enquiries.
A 17 year old arrested on suspicion of murder remains in police custody.
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Henry Huggins, who was 48, suffered "catastrophic" brain injuries and never regained consciousness after he was attacked in August 2013.
Fans were left upset after fights broke out among some in the crowd, despite the event being billed as a 'family event'.
The club hopes the new partnership will help them challenge in League One with an increased playing budget.