those are my friends. >> this newcomer is bobbi christina.the days that haunted her that led up to her death. >> her connection to her mom was so powerful and strong. i think once whitney left, half of her or more left. >> whitney's father, bobby brown has spoken out. >> bob by was not happy about this. >> i ran into him in new york. he said, you good? i said, yeah, you good? i said, all right. nothing but lover if you. >> doing bobby trusts you now? >> i hope so. i have nothing but love and respect for the family. i just want him to know that. >> i do want to point out that the houston family is working on a documentary and they did not want this movie. you can see it sunday night. >>> real life story on the way. and cameron matheson has the details. >>> margot robby is playing tonya harding, whose husband was involved in bashing the knee of her rival, thnancy kerry gan. shed to learn how to skate like a pro. >> i hasn't done anything like that before in a role. yeah, it was really intense. >> four months of training. five days a week for fo