The sitcom features the Canadian comedian playing a also named Katherine Ryan who considers having a second child with her daughter Olive's dad, even though they don't get on! She was a part-time magazine columnist and a voice-over artist for a Disney Cartoon series.
It's like being 9 mos pregnant again.
The comedy star - who appears regularly on shows such as 8 Out Of 10 Cats Does Countdown - was sure to pull the back of her blue knickers to the side in order to give the full effect of the damage.
Hope you'll be watching C4 Sat 8pm x' Fooled you: Updating her Twitter account on Thursday evening after being inundated with comments about the snap, she wrote: 'Thanks for your ridicule and concern.
Refunds for canceled shows this wk.
They let me shoot it, and then they were like, 'Uh… we'd like to lose the bum.