Word is that it was a Hollywood hunk who summoned the two royals to the dance floor, after a night of cocktails and beer pong.
The newly married Duke and Duchess of Sussex were casual and beaming as they returned to the palace after their whirlwind weekend.
"When it came to her new husband, Harry, she said 'I finally found my prince.'"
ET also has new details from inside the newlyweds' regal receptions.
The Duke and Duchess of Sussex are set to make their first post-wedding appearance on Tuesday.
Kensington Palace released three stunning portraits on Monday.
The groom was also treated to several songs from Elton John and a funny roast from a close friend.
The Reddit co-founder had fun goofing off with his wife.
The 'American Idol' judge also praised the new Duchess of Essex.
She watched clips of Prince Harry and Meghan Markle’s big day at 1 a.m.!
Numbers are approaching the millions of viewers who tuned in to watch Prince Harry's brother, Prince William, marry Kate Middleton in 2011.
A source tells ET that the prince spoke lovingly of his new bride at a reception that included a performance of 'Tiny Dancer' and three other songs by Sir Elton John.
The newly wedded royal purposely sought out an understated wedding gown, but the internet can't help but note the similarities to 'The Wedding Planner' dress.
He was in tears as the Duchess walked down the aisle at St. George’s Chapel.