How do you get a fish on twilight princess?

To catch a fish you first of course need a fishing rod.You can get that from Collin's mom.Then hit the - sign and set the fishing rod to B. Then when it's set hit B to release it into the water.When you see the bober moving up and down simply jerk on the wii remote.When it says "FISH ON" push the top of the + on the wii remote and jerk up at the same time.Press A to release the fish.if the store lady's cat is beside you press b to give it to the cat.