We round out our month long Sequel-A-Thon with one of the most notoriously bad sequels of all time: Teenage Mutant Ninja Turtles III. Coming off the heels of two solid hits and riding the mega wave that was TMNT, you would think the Turtles franchise could do no wrong. Well, someone felt the need to introduce time travel, do away with any familiar bad guys, and truly send the Turtles down the toilet and into the sewers for years to come.