The hit TV show Friends may only have six main characters, but beloved guest-star Maggie Wheeler — who played loud-mouthed Janice on all 10 seasons of the series — has proved to be just as iconic as Central Perk!

But if you encounter the 55-year-old actress on the street, you'll be bummed to know that she sounds nothing like the woman who made "Oh my GOD!" into a popular catchphrase.

MUST SEE: 8 Times Phoebe Buffay Was Literally All of Us on 'Friends'

Appearing on This Morning, Maggie shared that Janice's voice (and that outrageous laugh) came about accidentally.

janice friends youtube

"I knew Matthew Perry [Chandler Bing] was going to make me laugh on set, so I had to be prepared. I came up with the laugh as a sort of safety measure," she revealed.

MORE: You Need to Check Out the Funniest 'Friends' Blooper of All Time!

The brunette beauty also never expected to appear in more than one episode. "It was supposed to be a one shot thing, but I think I was in 22 or 23 episodes over 10 years. It was a joyous experience," she said.

And yes, Maggie will mimic Janice if you ask! Watch her segment in the video below: