The "hard-working and rich" family swaps with the "fun-loving poor" family.
"Queen of Clean" Christina swaps with Leesa, who lives in an outback shed.
The families explore if "good times" are more important than cleanliness.
Marina is a driven perfectionist, and Kylie has left the rat race behind.
The regimented Leanne is swapping her life with singer Bernadette.
Strict Michelle spends a week in Cherie's "no rules" home.