"Play it Again, Mack" - Get in the game! Mack & Moxy team up with Trooper Sydnee to save another Great Helpee. When they bounce over to HelpeeLand School, they run into a rabbit named Patch who is sad because recess has become too rowdy and no one wants to play anymore. To cheer Patch up, the Heroes start a lively game of foursquare. But when a disagreement develops over who won, Trooper Sydnee suggests Rock, Paper, Scissors to settle the dispute. It works like a charm except for one problem - Shelfish Sheldon is about to snatch the Great Helpee and keep all its happiness for himself! A celebrity cast including Hank Azaria (The Simpsons, Family Guy) and guest star Eva LaRue (CSI Miami, All My Children) helps the Heroes' mission in support of PlayWorks, a nation-wide program promoting the power of play and creating a place for every kid on the playground to feel included, be active, and build valuable social skills. "S.T.E.M. Strong" - 3-2-1 Blast off! On this mission to save another Great Helpee, the Heroes need Science, Technology, Engineering and Math. With Trooper Xolo, an aspiring engineer, Mack & Moxy head to HelpeeLand and come across a math-loving new friend named Munch Munch. But they're in for a big surprise when they discover that the Great Helpee is hatching atop a volcano covered in hot lava! Together they solve the problem by building a robot. Only one variable - Shelfish Sheldon is bounding up the hillside on a pogo-stick, perfectly poised to pounce and keep all the Great Helpee's happiness for himself. A celebrity cast including Hank Azaria (The Simpsons, Family Guy) and guest star Eva LaRue (CSI Miami, All My Children) helps the Heroes' mission in support of Citizen Schools, an education program that, through mentoring, helps thousands of middle school students across the US discover and achieve their dreams.