Overview: Nick Knowles and the team face their biggest challenge yet in this DIY SOS Flood special. Since the June floods, there are still many families still trying to renovate their houses back to liveable condition. The team head to Toll Bar, near Doncaster, and take on a foster family's house which found itself deep in water. Plus, they renovate the local club to provide a much-needed space for the people of Toll Bar.