On Day 9, housemates learned about their second weekly task.
On Day 16, the housemates were given their third weekly task.
Later that day, they were given their sixth weekly task.
The weekly task was failed four hours after it began.
Unknown to everyone, this was just the first part of Casey's weekly task.
The situation was a clue for their new weekly task.
As a result, the weekly task was ruled a failure.
Day 15: The results of the weekly task were announced.
Every successful weekly task increased the final prize by the same amount.
On Day 2, they were given their first weekly task.