Not to be confused with Moonlight Sonata. Moonlight Serenade is an American swing ballad composed by Glenn Miller with subsequent lyrics by Mitchell Parish. In 1991, Miller's recording of Moonlight Serenade was inducted into the Grammy Hall of Fame.
Ice's weaknesses are negligible, for the most part, because you won't see much of the three types of Pokmon whose attacks are strong against them: Fighting, Fire, and Rock. Of those that are used, your Ice Pokmon should have little difficulty dealing with them.
Ice is less dense than liquid water. Water is a member of a very exclusive group of substances that are less dense as a solid than as a liquid. It is very important that ice floats and has numerous biological impacts; namely, all life on earth.