Please choose the correct ending to complete the given sentence: Holidays and Traditions: [header] How to make a fog chiller (for halloween ) [title] Buy a fog machine. [step] It's best to buy a 1000 watt fog machine, but they tend to be pricey! If you are on a budget, go with the 400 watt fog machine ($ 25-30). [title] Go to your local hardware store and buy a 10 feet (3.0 m) length of pvc pipe.

Ending1: [step] This will act as the chiller. [title] Find/buy and circular piece of wood, enough to cover one end of the pvc pipe. Ending2: [step] Cut off a small tail and connect it with a pipe wrench. Thread the pipe end through two pipe cleaners and thread the remaining pipe cleaner end into the head handle of the fog machine. Ending3: [step] You will need the entire length to make a fog machine [title] Pipe the smoke hose section of your fog device over the pipe's end. [step] The pipe should be in a v-shape. Ending4: [step] Cut it up and hollow out 20 feet (3.0 m). You can use any round or small pipe cut with a hollow chisel (0100-1500 for electric fog machines).

Answer format: ending1/ending2/ending3/ending4