Sit in a bird's nest weirding woods glitch

This is a probblem the me and many people have the"Sit in a bird's nest" medal that you get in weirding woods is unobtainable I can't get the cotume because of this I even beat all the battle chest challnges and I get blocked at this. I tried doing what Justin Wiebe said multple times I tried it with friends  without friends I tried taunting standing still going outside noting worked so please if you have it be happy and also be generous and tell the rest of us how you got it