." >> reporter: talk to katherine feeney, and she'll tell you about life before and after the 21-daypiness project. her before is one a lot of us might see ourselves in. w >> i going through a period of time where my father passed away, and simultaneously along-term relationship had ended. i think before thinking about happiness, i would think of, you know, i have to go a big trip, i have to go to this new restaurant. >reporter: after 29 -- 21 days, she knows where to focus he energy. >> focus on what i can do locally, what's down the street that i haven't discovered. i feel like that has, a, saved me money, and b, has really helped me prioritize. ks reporter: katherine wor in marketing and blogs so she's always on line. one day a fellow blogger's story caught her eye a ear. when you tell your story to people, what's their reaction? t> people go, "ah." because i don' like what i've been through. >> reporter: on her high-gloss, politics and fashion block, she focuses beaut style, and well-being. there's also her happiness project pulled from her own life. >> i was in the midst of happ