trooper pulls over a 70 year old woman. Goes to her window and says "maam, you know why i stopped you? She said...must be the dead body in the trunk. Patrolman is stunned, draws his gun, asks her to get out of the car, on the ground. He cuffs her and calls for backup.
Backup arrives. They check the trunk and find nothing. Back up officer asks the old lady "Maam, the officer who pulled you over said you had a dead body in the trunk?" The old lady looked at him in shock and said "What!? I bet the son of a b!#%^ told you I was speeding too!"