Lemon Peach Pie

1 (14 ounce) can sweetened condensed milk
Juice of 1 lemon
1 (16 ounce) can sliced peaches in
  heavy syrup, drained and chopped
1 (8 ounce) container nondairy whipped topping
Graham cracker pie crust

Put the sweetened condensed milk into a large bowl and add lemon juice, peaches, and whipped topping. Blend thoroughly. Pour into pie crust; refrigerate until completely chilled.