The 80 year old complains that he has trouble with his waterworks and has to keep going for a pee.
The 85 year old who has problems emptying his bowels each day, he sometimes finds it rather difficult.
The 90 year old tells them that he has absolutely no problems.
Each morning at 7 o'clock he empties his bladder and each morning at 7:30 he empties his bowels in a nice smooth movement.
“You're lucky!” said the two youngsters.
“Not really,” said the old timer, “I don't wake up until 8 o’clock.”