Generally speaking Dirt makes snow/ice dirty, so the answer is in the question.
Pluto
because they are made of rocky balls and ice.
Pluto
It's call a comet it's tail faces away from the sun so it is backwards.
Pollution
Dirty Ice Cream by Lady Gaga is about dating a man, but he is taking it to fast, and she is starting to not enjoy it. It started out sweet, but now its Dirty Ice Cream.
Dirty Ice Cream hasn't been out via CD.
Smoking makes your lungs dirty.
Dirty ice ball.
Pluto
She loves Dirty Ice Cream.
Because the mud in the water makes it dirty.
If the hamsters feet are dirty when it gets on it.
pulto
a comet
basicly what dirty icing is, is when you ice the cake with a thick icing and dont rub it to even it out
ice rock and frozen nitrogen