Little timmy

an old married couple couldnt have kids but they had this puppy called little timmy. they treated little timmy as if he was there son. they worked hard all there life and used there life savings to go on a cruise around the world and take timmy with them. during the cruise timmy jumps over board.the couple are completely distraught over timmys death.they come home after 2 weeks and to there surprise what do you think is sitting on there doorstep?……………………………………………………………………………nope not timmy…six pints of milk.they forgot to cancel there milk order from the milkman for the 2 weeks.