cla reit a. an impromptu memorial, 5,000 paid their respects. >> he was a genuine person with a big heart. he wasn't like every other celebrity. >> reporter: no doubt walker connected with fans so much becausely seemed so anti-hollywood. no entourage, no shameless publicity stunt. his generosity legendary, founding a charity helping people affected by natural disasters. anonymously buying this $9,000 wedding ring for a newlywed soldier who could not afford it. a decade and three children later, kristin and kyle upham told cnn it was a fairytale. he was our fairy godfather. >> just when you didn't think it could get better -- >> reporter: how in hollywood do you take a fairy godfather figure, walker, and finish "fast and furious 7"? nearly all of his parts were finished when he died. they used a brother to fill the gaps. >> they were basically acting the scene. they would play out the scenes like how paul would have done it