Let out a few bleats and maahs here and there to add to the authenticity of this funny costume t-shirt. Bold text reads "I'm a Goat" in all caps, with the parenthetical subtitle "In a Human Costume". A small tan silhouette of a goat is shown underneath. 

Tip: wear these dark grey hoof shoe covers along with this shirt for an added layer of authenticity while keeping the costume easy and comfortable.

Exude the magic of the ocean when you wear this funny costume t-shirt. Here the main slogan is "I'm a Narwhal" with the funny parenthetical add-on below: "in a human costume". The text is accompanied by a cute cartoon drawing of a narwhal, the unique species of whale known for its protruding horn-like tusk. 

Tip: wear this shirt with this costume horn headband for added authenticity. You'll still be comfortable in your t-shirt costume but you'll turn more heads with the simple and affordable added accessory.

Wear this costume t-shirt for an out of this world easy look for Halloween. The black shirt (also available in a wide variety of colors) features white and alien green text that reads "This is my Human Costume I'm Really an Alien" in all caps. The text is accompanied by a typical "little green man" face icon. 

Tip: Wear a pair of alien style novelty sunglasses like these along with this funny costume t-shirt for some added humor.