Celebrity Traitors: Celia Imrie hilariously let's one rip during tense challenge

Celia Imrie was branded a 'national treasure' after leaving her fellow Traitors in stitches when she passed wind during the BBC show.The actress, 73, accidentally let one rip during the latest tense challenge, where half of the stars were locked inside Claudia Winkleman 's spooky wooden cabin.As host Claudia arrived to explain what the stars must do Celia looked extremely nervous and accidentally farted leaving her co-stars in hysterics.The Thursday Murder Club star confessed: 'I just farted Claudia, I'm so sorry, it's nerves, I always own up!'The celebrities broke down into laughter killing the incredibly wrought atmosphere Claudia had created in her cabin.