卡通手绘风青春少女音乐聚会欢乐互动场景插画

illustration, simple cartoon style, light color scheme including orange, blue, green, yellow, and black, four children, happy expressions, natural actions: one playing guitar, one sitting and listening, two sitting on the ground, casual clothing: orange shirt blue pants, blue shirt gray pants, yellow shirt white skirt, green shirt blue pants, friendly interaction, engaging in activity together, simple background, warm and harmonious visual effect, conveying joy and friendship