Maud looked over her shoulder and down at the rock that is snugly tucked into the left back pocket of her very tight blue jeans and then smiled slightly.

"Boulder is not just a fun companion to have around. He's also a very helpful as well." Her smile grows larger. "He helped me stone wash these blue jeans for me. Isn't that nice of him?"

Probably the strangest addition to the Ponyville Animal Shelter Fundraiser Calendar
>>2496223:https://derpibooru.org/images/2496223 was Maud Pie and her pet rock Boulder.