Wellfleet's Finest Surf & Skate Brand ...a Cape Cod Surf Company The Sickday Surf Shop opened its doors in April of 2005. Its first location was on Commercial street in Wellfleet where is began as a small, grassroots surf operation. But even before it opened its doors officially it was already in business in the mind of owner and Wellfleet local, Olaf Valli. The shop name is based on wordplay. Take a "sick day" and go surfing instead. If the surf is good, surfers will call it a "sick day" at the beach. ...