Because you’re going to be dancing for most of your dress-up time, you’ll be pairing blazers and jeans a lot. For that, you’ll want more casual blazers. Also, the sweater pairing is sharp, though probably too warm for the dance floor.
*I might do a solid color pants. Keeping it Italian today! Donegal toggle sweater from Gran Sasso, shirt from Luciano Barbera, grey/brown/charcoal trousers from Incotex, tie from Brioni. and reverse-stitch cap-toe from Scarpe Di Bianco.