Joke : a handful of peanuts

> A tour bus driver is driving with a bus load of seniors down a highway
when
> he is tapped on his shoulder by a little old lady. She offers him a
handful
> of peanuts, which he gratefully munches up. After about 15 minutes, she
taps
> him on his shoulder again and she hands him another handful of peanuts.
She
> repeats this gesture about five more times. When she is about to hand him
> another batch again he asks the little old lady, " Why then don't you eat
> the peanuts yourself?".
>
> "We can't chew them because we've no teeth," she replied.
>
> The puzzled driver asks, "Why do you buy them then?"
>
> The old lady replied, "We love the chocolate on the outside."