Ass:
-you need them to make turds
-strong, durable
-pants fit well on them
-can be used by a guy or a girl
-great place to put drugs
Boob:
-milk tastes good and calcium is good for bones
-pretty/sometimes cute
-can be used as flotation device
-fend off natural predators by swinging them
-you can store your gameboy advanced in between them
more to come
-you need them to make turds
-strong, durable
-pants fit well on them
-can be used by a guy or a girl
-great place to put drugs
Boob:
-milk tastes good and calcium is good for bones
-pretty/sometimes cute
-can be used as flotation device
-fend off natural predators by swinging them
-you can store your gameboy advanced in between them
more to come