>>> this is lily lilac. she's an 8-month-old chihuahua. but she has some fear issues. fear of the door. it says, wait, she can't read. >> so she gets close. >> nope, not doing it. not today. >> lily had to be evacuated during the floods in louisiana last year. when she was being evacuated, say said that her mom stepped on her head and caused head trauma. so now she's got fear issues. >> so is it like she won't walk inside? if you picked her up and carried her inside, would she still get nervous? >> let's see. dog respond to trauma a lot like humans do. my sister had a dog that wouldn't go through certain doorways because he was afraid of being trapped. but it is really cool they are coaxing her and helping her adjust in the new space. >> oh. >> wow. >> he has a big sister now. her name is chewy. watch what chewy does when she gets in the door. >> she's like, fine, it's okay, come in the door, you're a big girl. you'll be all right. so now we'll see how lily does on her own. >> come on, show everybody how brave you are now. wow. >> ah. >> victory. >> look at that face,