I found that on facebook this morning. The video is in english without subtitle, but it's easily understood.
http://magazine.good.is/articles/tea-never-looked-so-good
consensual sex is explained in a way that even the simplest of minds will understand. By replacing sex with a cup of tea, this crudely-drawn short offers a very clear picture of what “saying yes” looks like.
http://magazine.good.is/articles/tea-never-looked-so-good