Metal pipe that looks like a flashlight: Oscar II
Glass pipe with several "grips": Oscar III
Glass pipe that is a fish: Nemo (my friend has a turtle pipe whose name is crush. bonus points to those who get the reference)
Glass pipe that is orange with blue and red grips and choke respectively: orangina
Blue pipe with trippy white shit: baby blue (temporary name)
Small wooden pipe: Watson (best friend has a larger one and we named that one Sherlock)

my buddy had a bronze pipe named LaBronze James.