SBS1902S (BN SP) on 69
SBS1953U (BN SP) on 65
SBS3353H (AM 72/72B) on 8
SBS3615H (BN SP) on 65
SBS3652A (BN SP) on 291
SBS3679Z (BB SP) on 65
SBS3688Y (AM SP) on 168
SBS6077R (AM 24) on 22
SBS6366G (HG SP) on 34/34A
SBS6604U (BN SP) on 31
SBS8076E (BB 151) on unknown service (spotted at Tampines Int,
either 10 or 65)
SBS8517A (CG 69) on 18
SBS8878H (BN SP) on unknown service (came into Tampines Int off
service in the afternoon)
Not a cameo, but I also spotted SBS6103Z (HG TRG) on 291 route
training
TIB827P (WL 971E/922/903) on 963