He aimed to raise $250 in support of his granddad, by getting people to sponsor him to shave his hair off, on the last day of his granddad's chemotherapy and radiotherapy treatment.
Younger brother Koby, aunt Vicky Smith Butters and family friend Hennie Oosthuyse also joined in to help and raised over $7000 from the Greytown community and online donations.
Mrs Dennes said the family was doing okay.
"We are hanging in there."
The Smiths had had their eye on the campground for some time.
When long-time leaseholder Noeline Ball decided to retire, they jumped at the chance to take it on and spruce it up.
The South Wairarapa District Council has appointed Stan Matovich as temporary campground manager while the leasing process is under way.