In the video, a dog is seen standing on a couch next to a giant inflatable cupcake. The dog then jumps off the couch and begins to sniff the cupcake. The cupcake is quite large and has a rainbow-colored wrapper. The dog seems to be interested in the cupcake and is sniffing it curiously. The room in which the dog and the cupcake are located appears to be a living room with a white wall in the background. The dog is white with brown spots and has long ears. The cupcake is quite detailed and has a realistic appearance. The dog seems to be of a medium size and is quite active. The video captures the dog's curiosity and playfulness as it interacts with the giant inflatable cupcake.