From a drywall forum on FB. Another reminder never to cut any material towards yourself. https://scontent.fsea1-1.fna.fbcdn.net/v/t1.0-9/34101973_306082316596121_336090257587961856_n.jpg?_nc_cat=0&oh=c81a5216bc912eb8f2afd9bfab2d8933&oe=5BB8BD90&efg=eyJhZG1pc3Npb25fY29udHJvbCI6MCwidXBsb2FkZXJfaWQiOiIyNjI3OTE3ODQyNTg1MDgifQ%3D%3D