How does one giant gigantic lazy ass get to get away with things around the house?
Answer: Because one giant gigantic lazy ass is scheming and free enough to do so, not to mention that giant gigantic lazy ass has anything substantial course that that giant gigantic lazy ass is doing.
How did X who hated Y most has become good friend with X, who is the giant gigantic lazy ass around the house?
Answer: Because Y can be like a giant ass hypocrite who loves digging stories from everyone and then share everyone else story to other people.
YAY! don't you just love these sort of people around your house?? So much fun!!! Whee~~~