During the last skating sequence the ice was dyed black to add drama to the segment. The ice showed skate marks badly so it was covered with a layer of liquid dye to hide the marks. This can be seen by the splashing in fast turns. Near the end the liquid is starting to freeze and skate marks are visible.
Sun Valley Serenade
When Phil Corey's band arrives at the Idaho ski resort its pianist Ted Scott is smitten with a Norwegian refugee he has sponsored, Karen Benson. When soloist Vivian Dawn quits, Karen stages an ice show as a substitute.
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