Isabelle Mergault, a prominent figure in French entertainment and a member of the famous radio show 'Grosses Têtes', has died at the age of 67. The announcement was made by Laurent Ruquier on Friday afternoon via AFP, sending shockwaves through the entertainment community in France. Mergault was not only known for her role in 'Grosses Têtes' but also for her work on stage and in film, showcasing her range as an actress.