anthropomorphic rat, Mr. Boombastic, Biggie Cheese, character, rapper, sunglasses, gold chain, microphone, hip-hop outfit, baggy clothes, denim jeans, oversized t-shirt, sneakers, dynamic pose, stage, spotlight, concert crowd, urban background, graffiti walls, night scene, vibrant colors, energetic atmosphere, 3/4 view, dramatic lighting, high contrast, musical performance, cool attitude, furry texture, cartoon style.