This is what we found on Wikipedia regarding the Club De Fromage:

"Fromage" is the eighth episode of the first season of the psychological thriller–horror series Hannibal. The episode was written by producer Jennifer Schuur and series creator Bryan Fuller, and directed by Tim Hunter. It was first broadcast on May 16, 2013, on NBC.

The series is based on characters and elements appearing in Thomas Harris' novels Red Dragon and Hannibal, with focus on the relationship between FBI special investigator Will Graham (Hugh Dancy) and Dr. Hannibal Lecter (Mads Mikkelsen), a forensic psychiatrist destined to become Graham's most cunning enemy. The episode revolves around BAU investigating a murder at a concert hall, where the killer appeared to serenade for another killer. Graham's mind starts deteriorating when he begins hearing animals crying in pain, while Lecter expresses concern for Franklyn, his patient, who is worried that his friend may be a psychopath.

According to Nielsen Media Research, the episode was seen by an estimated 2.46 million household viewers and gained a 1.1/5 ratings share among adults aged 18–49. The episode received extremely positive reviews from critics, who praised Mads Mikkelsen's performance, visual style, the fight scene between Lecter and Tobias and Will Graham's character development.