The 23-year-old wore a white tank top and scrunched it up to ... Obama was previously seen wearing a Y2K chunky belt, and we can only assume that means she has an affinity for them.

Leave it to Dua Lipa to bring the very Y2K concept of capri pants into the modern age. The singer, out sightseeing in Madrid ...

In a second video, Aguilera switches between half a dozen Y2K-style outfits, including a sheer polka-dot dress, a white dress shirt and tie, and a shirt-leggings combo complete with a slouchy ...

Aguilera switches between half a dozen Y2K-style outfits, including a sheer polka-dot dress, a white dress shirt and tie, and a shirt-leggings combo complete with a slouchy statement belt.