Vintage Y2k 2000s Strapless Denim Dress with Belt Pleated Mini Jean Dress for Women Vintage 2000s Y2K Faded Glory Denim Dress Mercari Vintage 2000s Denim Maxi Dress: Western Jean Button down Etsy Canada Vintage 2000 Christian Dior by John Galliano Trompe L'oeil Denim Print Silk Bias Cut Dress Timeless Vixen 2000s Denim Dress Etsy Canada The early #2000s trend of wearing dresses over jeans was a popular #y2k era look, often featuring a long dress, like a babydoll or slip dress, layered over flared or skinny jeans.