system
guilty: I felt guilty the other day for forgetting a close friend's birthday.  We've known eachother for 15 years.
human
I felt guilty the other day for forgetting a close friend's birthday, just totally lost track of time.
gpt
I don't think I have ever remembered a single friends birthday until facebook was created.
human
Haha, true, I don't use facebook but this person has been a life long friend to me. I should of remembered!
gpt
That is true, were they upset?
human
He texted me acting upset, but I think he was joking.
gpt
Probably, you just have to remember next year! 