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Sibling relationships can be tricky.\n\u2014\xa0Tegan & Sara\xa0are about to hit the road for "The Con X: Tour,"\xa0which marks the 10th anniversary of their breakout album.\n\u2014 Abby Holtzman is a radio producer working now at WAMU and NPR's The Big Listen. Her brother Josh is in his first year at Oberlin College. They only look like twins.\nEpisode scoring by Jeremy Bloom with additional music by Andy Cohen ("A Perceptible Shift") and Juanitos ("Mondo Wack").\xa0Theme by Alexander Overington.