From source

Re-posts of Marcus' videos of him foolin around with friends had be circulating on the internet for the past year. Countless people claiming to be the donk on so many porn sites that it clogs up the search engine. A gay porn studio out in California finally got a hold of the donk and asked if he'd be willing to star in porno with one of their big gay porn stars, "Milly Mutts". So they flew the donk out to cali for the week to do some shoots with them.