When a rumor derails Cleo’s bid for homecoming queen, Joan is forced to reconsider their lifelong rivalry for the sake of the school…and the world.

After the clones find themselves stranded in the desert, JFK experiences a heat-induced intellectual breakthrough, Abe faces a zombie horde, and Scudworth and Mr. B hit the big-time in Vegas.

After a fight with Scudworth, Mr. B prepares to leave Clone High for good — but not before telling Joan his epic backstory.