But for those who don't know what to wear, hear I'll leave you some ideas( by the way, you can also wear this kind of outfit in New Year's ).
From Abercrombie and Fitch:
Dress: 88 euros
Denim Jacket : 88 euros
From American Eagle:
Dress: 37,98 euros
Cardigan with sequins: 53,15 euros
High heeled shoes: 45,55 euros
From ZARA:
Jumpsuit with sequined shorts: 29,95
Wide heel ankle boot : 49,95 euros
Messenger bag with loops and chain: 22,95 euros
From Victoria's Secret :
Sequin Pencil Skirt : 128 $ and Dolman slleve top: 49, 50 $
Boatneck Crossback Dress : 88$
Colin Stuart Caged pump: 88$