How to fix a unicorn horn in forehead

I used lash adesive, i wait to fix it aproximativ 20 mins, i reaply few Times adesive on The horn and on The skin, to have ticker adesive to stay glued well, i recommand the horn to be smaller made, to be less heavy to fix faster duo glue : https://www.amazon.de/gp/product/B00G413PGU?ie=UTF8&tag=alinasandules-21&camp=1638&linkCode=xm2&creativeASIN=B00G413PGU