Reply To: I'm using 2.77a and I can't seem to paint on my new texture it's around 12:30 in the video. I can get the body UV on the n…

[Kent Trammell]

Since this version of Blender (2.66) the developers have changed how textures are painted and displayed in the viewport. It uses Texture Paint “Slots” which you can see demo’d in this lesson (starting around 3:30): https://cgcookie.com/lesson/painting-base-colors/