Is this a good outfit to wear to my boyfriend's family's Christmas dinner?

I thought this outfit looks pretty festive
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But because it's scratchy and chaffy, I would have to wear this underneath:

Is this a good outfit to wear to my boyfriend's family's Christmas dinner?
Is this a cute look, or a recipe for disaster in a potentially overheated house?
Is this a good outfit to wear to my boyfriend's family's Christmas dinner?
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