He was dubbed the "Gelek King", a nickname referring to his superior ball control and extraordinary dribbling skills which made him look as if he was dancing past opposing defenders.
The following year, Dollah was part of the Singapore squad which spent a month training in London with English clubs Arsenal and Chelsea.
Dollah was part of the team which reached the semi-finals of the SEAP Games in the newly minted stadium, as Singapore beat Thailand 1-0 and drew with Malaysia 0-0 before going out on penalties against South Vietnam.
[2] On 4 October 2009, Dollah collapsed during a friendly match between ex-international players from Singapore and Malaysia in the Sultan of Selangor Cup due to a seizure and a cardiac event.
[3] On 21 January 2010, the S.League raised $82,000 for Dollah Kassim at a Charity Shield match between Singapore Armed Forces FC and Swedish champions AIK at the Choa Chu Kang Stadium.