Design a humorous poster for 'The Great Catsby'. The poster features a sophisticated cat dressed in 1920s attire, hosting a lavish party in a grand mansion. Other elegantly dressed cats mingle. The title 'The Great Catsby' is written in a clear, Art Deco font. The tagline 'A purrfect party awaits' appears below in a smaller, readable font. The overall mood is glamorous and amusing. The camera captures the scene from a wide angle to showcase the opulence. Photorealistic, cinematic, realistic, bokeh