The Blacks got divorced .
neutral
user
Really ? Why ?
surprise
assistant
Mr . Black has been getting a little on the side .
neutral
user
Really ? I am surprised . He doesn't look like a guy who'd ever cheat on his wife , does he ?
neutral
assistant
No , he doesn't . Anyway , his wife found out that he has been two-timing for a long time .
neutral
user
Well , I am really surprised . By the way , have you done anything behind my back ?
surprise
assistant
No . The only thing I've ever done behind your back is zipping you up .
happiness
user
I like that joke , but I hope it's true .
happiness
assistant