Carnival Sunshine receives mixed reviews. Many guests praise the friendly and helpful staff, fun entertainment, and affordable pricing. However, several reviewers mention issues with overcrowding, food quality, and ship cleanliness. Entertainment and activities are generally enjoyed, but some found them lacking or repetitive. Cabins and accommodations receive both positive and negative feedback, with some guests noting maintenance and cleanliness issues. Overall, the ship offers good value for the price, but improvements are needed in food, crowd management, and certain amenities.