There is a thread in the Non-Facial section titled "Face expressions while being fucked from behind." With these three pictures you just set a new bar for that thread!
http://www.facialforum.net/attachmen...5&d=1549976851
http://www.facialforum.net/attachmen...1&d=1549976851
http://www.facialforum.net/attachmen...4&d=1549976851
As for hair up or down, both are great but I am a hair down guy.:)