Groan! my sister sent me this one, so don't shoot the messenger...
KNITTING
>A highway patrolman pulled alongside a speeding car on the freeway.
>Glancing at the car, he was astounded to see that the blonde behind the
>wheel was knitting! Realizing that she was oblivious to his flashing
>lights and siren, the trooper cranked down his window, turned on his
>bullhorn and yelled, "PULL OVER!" "NO!" the blonde yelled back, "IT'S >A SCARF!"