Answer:
I am the noise Santa's reindeers make
I have an eye, but I can't see. I usually have to work with something in my eye. What am I?
Squeeze me and I cry tears as red as my flesh, but my heart is made of stone. What am I?
I am seen in the water. If seen in the sky I am in the rainbow a jay's feather and lapis lazuli.
I shrink smaller every time I take a bath.
I flow from the Homerβs mouth when he sees doughnuts.