Why do you call me now?

His telephone rang at 3.30 in the morning. He easily realized that it was his mother, half asleep half angry, shouted at:

"What's up mum? Why do you call and disturb me at this time in the morning? Can't you call me later?"


The voice on the phone was upset and just about to burst into tears, hasitated a second and said in the end mildly:


"Do you know, son,