His final match of the season was a 4–10 defeat to Andy Hicks in the first round of the World Snooker Championship. After the match referee Lawrie Annandale separated the two players from having a physical alteration after Hann made a threatening comment to Hicks when the latter suggested he would lose his top 16 world ranking. He challenged Hicks to a fight; In the event fellow snooker player Mark King stood in for Hicks at a charity boxing match with Hann which the latter won. Hann also fought Dublin GAA player, Johnny Magee, in a charity boxing match in Dublin in September 2004 after He suggested that Gaelic footballers were not as robust as Australia rules footballers. He had his nose broken, with Magee winning in three rounds.