Finally manage to pull off a twister in MMA training the other day 
A few days before this I got real close to tapping my bjj instructor, got to the truck then moved in for the twister but I couldn't get the arm around the back of my head, any tips?

A few days before this I got real close to tapping my bjj instructor, got to the truck then moved in for the twister but I couldn't get the arm around the back of my head, any tips?