It’s taken eight seasons, now “How I Met Your Mother” fans will finally get to meet the mother on the season finale Monday night. But, before the big reveal, “omg! Insider” is going behind-the-scenes to get all the intimate details about the episode- from Ted Mosby’s future wife to the upcoming nuptials between Barney and Robin. Check out this vid to see what Neil Patrick Harris, Jason Segel, and the rest of the cast had to say and for more of the latest entertainment news, tune in to “omg! Insider” on TV!