Ruff Pigs Out and Has a Whale of a Time FETCH! with Ruff Ruffman : Season 4 Episode 4

Tank (Ruff's cameradog) is not the most reliable employee in the world. In looking for a replacement, Blossom finds out him that pigs are actually smarter than dogs. Ruff then tasks Brian & Bethany with proving Blossom wrong. Liza & Sterling go to SeaWorld to determine if Shamu could replace Tank.