Watch him. >> Video shows a guy asking for a girl's number and refusing to leave her alone. Luckily, she had her dog with her, ready to defend. >> Me and my mates are doing a party today. >> All right. >> Just wondering if you want to come around. >> I'm all right, thank you. >> You sure? You got a boyfriend or something? >> Yeah. >> You know it's always good to have a man friend. >> I've got good friends in that capacity. >> Come on, you're going to have a few drinks. You're going to smoke something. >> I don't want to. >> Well, seriously. >> No, really. I don't want to. >> Give me your number. >> I don't want to give you my number. >> I don't know why you have to be like that. >> How many times do I have to tell you? >> Well, I'm trying to give you a compliment, you know? You're a pretty girl. I'm saying that you're good to party. >> I don't want to go to your party. How about you just leave me alone? >> No, I'm not going to leave you alone. >> Please leave me alone. >> Give me your number. >> Leave me alone or the dog will bite you. >> That was I'm not going to do >> Yeah? >> Yeah. >> Now, watch him. >> What do you think would have happened if her dog wasn't there?