Tickets for the first leg of the semi-final could only be bought on-site at Jalan Besar Stadium. SINGAPORE: All home tickets for Singapore's ASEAN Championship semi-final clash against Vietnam sold out on Sunday (Dec 22), slightly over six hours after sales began. The Football Association of Singapore (FAS) has cautioned against ticket resellers, warning that those with invalid or counterfeit tickets risk being denied entry. Fans formed snaking queues at the Jalan Besar stadium well in advance