^tamago^ SG take train to toa payoh, and change to 105 or 153..... train will take you 20 minutes, bus will take u another 10 mins incl. waiting in the peak hours....
Y_Shun SG those 2 buses are SMRT service, you should try the transitlink website. http://www.transitlink.com.sg/eguide2.html
ghimpheng SG @ the interchange or the bus stop near CRC / National Library or @ the bus stop Near the Cinema/Arcade Center/Double Layer Macs/Long John Sliver
^tamago^ SG near Cheers. exit from MRT, then turn right to OCBC there, dun turn left into NTUC, head straight up the escalator, then turn left and walk past Cheers to the bus stop.