Who is morose in ruby gloom?

In the animated series "Ruby Gloom," Morose is a character who embodies a gloomy and melancholic demeanor. He is a black cat with a perpetually sad expression, often seen wearing a top hat and bow tie. Morose tends to be pessimistic and has a tendency to see the darker side of situations, providing a contrast to Ruby's optimistic outlook. Despite his gloominess, he is a loyal friend to Ruby and her companions.