Will be going for a house gathering... have the Nikon 50mm/1.8 and the 18-55mm Kit Lens plus the SB600 flash.... using D50....... so which lens should i be using mostly... :dunno:... it is indoor, evening.... mostly shooting kids.... 18-55 give me the flxibility... but 50mm let me handle low light situation plus better bokeh etc etc.... :dunno: