United Kingdom, Feb. 13 -- Millie Bobby Brown and Jake Bongiovi performed a six-minute dance routine at their wedding.

The couple tied the knot in an intimate ceremony last May before marking their nuptials with a second, more lavish celebration in Tuscany four months later, and during their September festivities, the bride and groom treated guests to an elaborate musical medley based on the songs from 'Grease', complete with costume changes.

Millie told Vanity Fair magazine: "It's a five-, six-minute dance routine that we choreographed ourselves.

"We started with leather jackets and glasses, then took them off. I was in my Sandy jumpsuit, and he was in this cool T-shirt, pants, and really shiny shoes."

The 20-year-old star's 'Strange...