WASHINGTON (WUSA9) -- Journalist Katie Couric scared James Corden with a brilliantly executed prank for April Fools' Day on The Late Late Show. Corden was introducing his guests for the show when ...

McGrath is flabbergasted to find her students sleeping in her house. Instagram/sasdelaware. Meanwhile, the accompanying clip depicts the headmaster’s reaction to coming down the stairs at 6 a.m ...

Of course, it ended up being an epic April Fools' prank — and the woman who fell wasn't even Katie! She was a stunt double who successfully scared the pants off the newly minted talk show host.

Journalist Katie Couric pulled an amazing April Fools’ prank on The Late Late Show host James Corden Wednesday night, using a stunt double to pretend she fell down the stairs as he welcomed her ...

Watch Katie Couric pull an epic, death-defying prank on James Corden on the 'Late Late Show.' ... We were talking about those stairs and I thought, ‘Oh my God. Katie Couric just died.' ...

"I can't breathe. That's like my worst nightmare," Corden explained through laughter once he caught on to the joke. "That's so funny. That's an amazing prank." He added, "We've been talking about ...

EXECUTION: 10/10. The Hornets perfectly executed this prank as they put the clown behind the stairs on the way to the practice facility. In the past, the team tried to scare LaMelo and other ...

Prince William shared that his late mother once played a prank on him that almost made him fall down the stairs. To mark the ...