Her name's 'Lady.'

Guy 1: Well, when my parents open my bedroom door, a Rottweiler runs and jumps into my bed...
Teacher: You sleep with a Rottweiler?!?
Guy 1: Yeah, it's just like a big baby.
Guy 2: To you, maybe, but to us, he's like a ferocious monster.
Guy 1: It's a she!
Girl: Yeah, I knew someone who had a Rottweiler named Reaper. It died of Parvo, though, poor little thing..."

-1st Block