There he was stopped in the first round of the middleweight division by Thailand's eventual bronze medal winner Prasathinphimai Suriya.
Two years earlier Lubega won the silver medal at the 2002 Commonwealth Games in the light heavyweight division.
Since turning pro Lubega has fought under the alias of "fabulous" Joey Vegas He was formerly the British Masters Super Middleweight title holder.
[3] Vegas is currently trained by John Vanner, and is managed by London promoter Michael Helliet [4] Joseph Lubega has also won the World Boxing Council International light heavyweight title.
Lubega knocked out Kurt Sinette in the fourth round in Trinidad and Tobago's city of Port of Spain to win the previously vacant title.