Use a knife to cut round chocolate cookies in half and into triangles for ears. Set aside.

Use a knife to cut 2 chunks out of the top of the marshmallow fudge cookie for the ears. Make sure each of the small round cookie triangles fit into the space.

Add chocolate chips to a resealable sandwich bag but do not seal. Microwave for 60 seconds at 50% power and knead until smooth. Snip the tip of the bag and use it to pipe chocolate onto an ear and place the ear into the cookie. Hold for a few seconds so the chocolate begins to set. Repeat with the second ear.

Use chocolate to add eyes and nose to the cat.

Add orange candy melts to a resealable sandwich bag but do not seal. Microwave for 30 seconds at 50% power and knead until smooth. Repeat heating if not smooth. Snip the tip of the bag and use it to pipe whiskers onto each face.