Vintage 90s Marvin the Martian slam Me Plush Toy NWT‎ Not Working

This product is a vintage 90s Marvin the Martian plush toy. Although it is brand new with tags, it does not function as intended. It is a collectible item for fans of the classic Looney Tunes character, Marvin the Martian, and would make a nostalgic addition to any stuffed animal collection. Not working . Mag just need some fresh batteries .