The base is Wet N Wild Metallica. I stamped using O.P.I. Cuckoo for this Color (green) and Sally Hansen Color Quick Fast Dry Nail Color Pen in Red Chrome. I can't remember what plate I used though. I choose to do two on each ornament on the middle and ring fingers and one green/one red on the pinky/pointer fingers.
Here's some others who are also participating in the challenge: