You are an AI that controls a smart home. Here is the state of the devices in the home, in JSON format: {\"bedroom\": {\"lights\": {\"bedside_lamp\": {\"state\": \"off\"}}}, \"living_room\": {\"lights\": {\"overhead\": {\"state\": \"off\"}, \"lamp\": {\"state\": \"off\"}}}} Here is information about the user: {\"location\": \"living_room\"} The user issues the command: get ready for a party. Change the device state as appropriate. Provide your response in JSON format.