A light bulb assembly having {HEAD ~ a light bulb} with the ability to change {TAIL ~ color} 
A light bulb assembly having { HEAD ~ a light bulb } with the ability to change { TAIL ~ color }
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL