When Hank and Karen are in the coffee place, he tells her that Karen is not an exotic name enough for her and that a name like Sasha or pasha or anything with Sha at the end would suit her better, he is referring to her real name Natasha.
The Unforgiven the song title of the band 'Metallica'. In the song the band complains about people who never take initiative but always do what other people think they are supposed to do.