"It's just a sea of smiles and happy people really."
Half of registration costs go to Ronald McDonald House Auckland, who provide free accommodation and support to families with sick children.
Event manager Luisa Schroder says it's a great chance to dress up and wear your best white - such as togas, wedding dresses, tutus or labcoats. Their will be five stations around the course with helpers ready to hurl paint.
Every entrant gets a free T-shirt and a bag of colour. Bay of Plenty Polytechnic is the main sponsor.
- DASH DOWNUNDER TOUR: Tauranga Racecourse October 5 and starts at 2pm with a band. Ph 0800 BUY TIX (289 849)