To get the result, pause the game and enter the following:
1,000 Simoleons: A, A, Y, Y, White, White, Black, Black.
Free objects: Y, Y, White, Black, Black Y, Y, Y, Y, Y, White, Black.
Unlock objects: Black, Up, Y, Down, R.
Unlock socials: L, R, A, Down, Black.
Unlock visit locations: Black, Down, R, L, Down, Y.
Unlock everything: B, X, X, A, B, X, B, X.