Cover yourself in oil day is a special day in December 22 it's usually raining and you need to cover yourself in oil with any means Punching scp 015 or with a Traditional way grabing a bucket with oil and tuning it up side down to cover your head and other ways youll be screaming for 3 days but thats just the preperation on the fourth day you can fly freely until the oil dryes off or it stops raining
Oil floats on water
1.wait for it to rain
2. cover yourself in oil
3.fly
But remember! It's cover yourself in oil day!