Eating chocolate joke of the day

A girl in a bus was eating chocolate. After finishing the first one, she took another chocolate and started eating.

A man next to her told her, "do you know chocolate destroys your teeth?"

The girl replied, "do you knw my grandfather lived for 142 years?"

The man asked, "was it because of eating chocolate?"

The girl replied, "NO!!"

The man asked, "why?"

The girl answered, "because he was minding his own business!"