Summer Olympic Games team events. American swimmer Michael Phelps set a record for gold medals at a single Games with eight, and tied the record of most gold medals by a single competitor previously held by both Heiden and Scherbo. Another major star of the Games was Jamaican sprinter Usain Bolt, who became the first male athlete ever to set world records in the finals of both the 100 and 200 metres in the same Games. Equestrian events were held in Hong Kong. London held the 2012 Summer Olympics, becoming the first city to host the Games three times. In his closing address
Brunei at the 2012 Summer Olympics they failed to meet the required qualifying times for their events. Mahusin was the flag bearer for the opening ceremony while Lim held it at the closing ceremony. All three athletes failed to advance beyond the heat stages of their respective events, but Mahusin and Lim achieved new national records in athletics and swimming. Although Brunei first participated in the Summer Olympics in the 1988 Summer Olympics in Seoul, South Korea, it was only represented by one official. It would not be until the 1996 Summer Olympics in Atlanta, United States that the country would send athletes to the Games.