What do humans, bottlenose dolphins, and the singing mice of the Costa Rican cloud forests have in common? Well according to a new scientific study, we all share the power of singing...in duets! But why?! And how?! Join Mindy, Guy Raz, and Reggie, as they visit these singing mice on their live concert tour, and witness this vocal turn taking with their eyes and ears! It's the Who, What, When, Where, Why, How and Wow in the World of Singing Mice and the brains behind musical conversation!