I NEED PUNS! GIVE ME GOOD PUNS!
Q: Why do potatoes make good detectives? A: Because they keep their eyes peeled.
Q: What do you call a stolen yam? A: A hot potato.
Q: What do you call a person who spends a lot of time sitting and peering into their garden? A: “Medi Tators."
Q: What do you call a potato that is reluctant to jump into boiling water? A: "Hez a tater.”
source: http://www.jokes4us.com/miscellaneousjokes/foodjokes/potatojokes.html