Blake Lively Borrows Britney Spears' Iconic Vintage Versace Dress For It Ends With Us Premiere

1/5: Blake Lively made heads turn when she showed up at the premiere of her movie This Ends With Us in the 2002 vintage Versace dress worn by Britney Spears. / Image: Instagram

2/5: "It is Britney's actual dress," Lively exclusively tells PEOPLE. "It should be in the Smithsonian or the Met. But it's on me. I feel so lucky!" / Image: Instagram

3/5: Britney Spears first wore the gown at Versace’s spring 2003 presentation at Milan Fashion Week. / Image: Instagram

4/5: Designed by Versace, the gown's nude mesh is adorned with hand-embroidered and multicoloured beads. / Image: Instagram

5/5: Britney Spears had gone viral when she first walked the ramp in the gown. / Image: Instagram