Denis and Me - Season 3 Episode 4 Five Nights at Pinchy's

Pinchy is throwing a Halloween party at his Pizzeria. Denis and Sir Meows A Lot help out in the kitchen to keep up with the orders, but Sir Meows A Lot opts instead to cut corners with mad science because... of course. Just as they start serving up the pizzas, the power mysteriously goes out. Denis offers to go to the power room to sort out the lights, bringing Sir Meows A Lot with him. They travel through the creepy back area of the pizzeria to the power room where they discover something disturbing on the security monitors.