Preheat oven to 350°F. Grease and flour 9x13 in baking pan.

Sift flour and baking powder together in bowl and set aside.

Cream butter and 1 cup sugar until fluffy. Add eggs and 1/2 tsp vanilla ext; beat well.

Add flour mixture to butter mixture a little at a time and mix until blended. Pour batter into prepared pan.

Bake at 350°F for 30 min. Pull out of over and pierce cake several times with a fork.

Combine 3 milks together and pour on top of the cooled cake.

Whip the heavy cream, remaining 1 cup sugar, and 1 tsp vanilla ext until thick to make whipped cream. Spread it over the cake, cover cake, and refrigerate at least 2 hrs.