WowitisCool offers the MWGears 6-watt LED Bluetooth Smart Light Bulb with 3-watt Speaker for $12.96 with free shipping. That's $12 under the lowest price we could find for a similar bulb elsewhere. It features app-controlled brightness, color, and music. The built-in speaker features a 40Hz to 18kHz frequency response.
Vinegar is arguably the most versatile product in your house. If you aren't using it for all of these purposes, you're probably wasting money.