Just as soon as Halloween is over, it's like it's already Christmas.
It's beginning to look a lot like Christmas.
"Just as soon as Halloween is over, it's like it's already Christmas."
"What are you going to ask Santa for this year?"
"Only good little girls and boys get presents."
"Can you be a good boy/girl?"
2番目の例文は曲名ですけど、クリスマスの飾り付けをする時期は早まっていますので、そのような表現ができます.