Leo tries to show off his bionic arm to Janelle. Meanwhile, Agent Graham promotes Adam, Bree and Chase as bionic celebrities. But when they realize they missed a mission because of him, the Lab Rats decide to get Davenport back as their leader by pretending to have glitches in their bionics to humiliate Graham in front of the President of the United States, when he comes to visit them. In the end, Donald is back as their leader after Agent Graham is fired by the President. (thetvdb.com)