Of course, the line he became famous for was "happy little trees", which he would say when he painted one on his canvas. Inspired by Bob Ross’ love of the outdoors, the “Happy Little Trees” program began in 2019 when the Michigan DNR, Bob Ross Inc., and hundreds of volunteers partnered to plant trees in locations across Michigan hard-hit by invasive pests and tree diseases. Now, there's a Bob Ross-inspired virtual 5K that raises money to support tree-planting and forest-protection efforts in a total of 17 states, including Wisconsin. Get our free mobile appRegsistration Is Open Now For The 'Run for the Trees: Happy Little 5K'The Wisconsin Department of Natural Resources (DNR) recently reminded the public that registration is open for the Run for the Trees: Happy Little 5K. If you're looking for a great place to complete your event, you can find a list of suggested 5K routes at Wisconsin state parks, forests, trails, and recreation areas on the DNR’s OutWiGo webpage.