Now Or Never

Why do we find twins so fascinating?And what's it really like to be one?  Five sets of twins get real about the ups and downs of moving through the world with someone who looks exactly like you. From dressing alike to developing secret languages, Now or Never producer Jessica Singer and her twin sister Nicole kick the show off by answering all your nosy questions about life as a twin.For first-time parents Kim Miller and Robert Jiang, having toddler twins has been a handful. But Robert’s mom Sufan Lu has jumped in to become a lifeline for Kim and Robert, and a delight to her grandchildren. Find out why all parents of multiples need a nai nai (grandmother) like Sufan in their lives.Identical twins Niko and Marko Martinovic grew up pulling off pranks together, switching spots on unsuspecting friends and family. Today they've turned those pranks into a full-time job, as the creators and stars of the "Even Out Twins" on YouTube. But ten years in, Niko and Marko are starting to question how constant