'I think I just peed myself': Emily Blunt, dressed as Lady Liberty, is scared witless by Uncle Sam as she's pranked by Ellen DeGeneres after becoming US citizen
Naturalized US citizen Emily Blunt had the life scared out of her when she appeared on The Ellen DeGeneres Show on Monday.
The actress was persuaded by the TV host to dress up as Lady Liberty and sing patriotic songs in celebration of her new status.
But when a man dressed as Uncle Sam walked up to her and shouted in her face while she was singing Yankee Doodle Dandy, the 32-year-old literally jumped in fright and let out a loud scream.
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Scared witless: Emily Blunt was surprised by Uncle Sam while singing Yankee Doodle Dandy and dressed as Lady Liberty on The Ellen DeGeneres Show on Monday
Blunt, who is married to American actor John Krasinski, was completely taken unawares by Ellen's gag and took a few moments to recover her composure.
'Oh, my God!' Blunt said as Ellen dissolved in laughter.
'Aaaah. I think I just peed myself.'
Caught off guard: Blunt, 32, let out a loud scream after Uncle Sam walked up from behind her and shouted in her face
On-air joke: TV host Ellen pulled the prank on her chat show on Monday
Cracked up: Ellen, whose wife Portia de Rossi is a naturalized US citizen, dissolved in laughter at Blunt's reaction
The British actress became a US citizen in an oath ceremony held at the historic United States Court House in Downtown Los Angeles on August 4.
Ellen's Australian-born wife Portia de Rossi is also a naturalized American.
'You have to learn a whole lot of things to become a citizen,' Ellen said as she started her interview with Blunt who was on the show to promote her new film Sicario.
The comedienne admitted that she didn't known some of the things de Rossi had to learn for the citizenship test.
'I know more about the constitution and government than most American citizens,' Blunt said, agreeing with her.
Promotional visit: The actress, who is married to American star John Krasinski, was on the show to publicize her new movie Sicario
Dual natinalities: British-born Blunt, who became a US citizen in August, wore skinny jeans and a long-sleeved lacey top for her chat show appearance but was persuaded by Ellen to slip into something a little more patriotic
Patriotic duty: The TV chat show host persuaded the Edge Of Tomorrow star to sing Yankee Doodle Dandy while dressed as Lady Liberty
Ellen than asked her guest: 'Do you know patriotic songs and things like that?'
She said the Edge Of Tomorrow star should learn patriotic songs so she can join in at American events.
She persuaded the actress to leave the stage and change into 'something patriotic' and then return to sing patriotic songs with her.
Natural beauty: The 32-year-old, who's mother to 18-month-old daughter Hazel, looked radiant
After going backstage, Blunt returned dressed as Lady Liberty in a long green gown and matching headdress and carrying a torch.
Ellen held a United States flag as the music started and Blunt began singing: 'Yankee Doodle went to town, riding on his pony. He stuck a feather in his cap and called it macaroni.'
Then the man dressed as Uncle Sam walked on stage and Blunt crumbled.
Luckily, she saw the funny side and laughed out loud at herself when Ellen replayed the tape.
Egged her on: As she started singing, Ellen waved a US flag as encouragement
Good sport: Blunt put an arm around Ellen's shoulder and laughed as the comedienne replayed the scary Uncle Sam moment
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