Number one on the list of "gifts your family can give you to make you hate them": the BeatBo[0] child's toy. It rolls around, has no on/off or volume control, and is motion/vibration activated, so it will indeed start blaring music and rolling around if you take actions like "walk across the floor".

[0] https://www.amazon.com/Fisher-Price-Bright-Beats-Tumble-Beat...