Lewis is packing on the pounds at a clip of 10 per month. As you can see, he takes everything very seriously — including his food.

At this rate, the vet estimates Lewis will reach 90 lbs.

Yup. Ninety.

Now’s the time to teach him to walk calmly and not attack humans in search of a scratch behind the ears. Before we know it, Lewis will be the one taking his humans for a walk.