Prologue
The important things are to make sure you do your work in small back room, there are several steps to this, keep going until you can not do anything else.
When wife turns up, help her out and set the table.
Finally go & play with your sons there are 3 different things, helicopter, shoulder ride and sword fight. You need to win the sword fight, and when you have the boy on your shoulders, ignore the arrow to put him down, wait until the game does it for you. Pops up at the next level loading screen.