the identical strangers long for the other's life and decide to switch places, alyssa and amanda tell thomas not to tell anyone about the two switching places and he agrees. while amanda enjoys alyssa's wealthy lifestyle and alyssa gets to experience being a kid at summer camp, the two get to know the other's parental figure and discover that roger and diane would be perfect for each other. desperate to set them up, the girls arrange many "chance" meetings between diane and roger, hoping that they fall in love.