I was havin' dem babies
An excuse for a long inexplicable absence.
e.g. someone was gone to the toilet for a very long time:
Person 1: Wow, where were you all this time?
Person 2: Oh, you know. I was havin' dem babies.
Person 1: Wow, where were you all this time?
Person 2: Oh, you know. I was havin' dem babies.