Harvest Moon Friends of Mineral Town...Help Plz

I have been a big fan of Harvest Moon games for a long time. I have recently been playing Harvest Moon Friends of Mineral Town and well I been working on trying to marry Popuri..... I bought all the stuff on the shopping network. I also have bought the big bed and upgraded my house twice. I even bought the vase from Won. Her Heart is Red and everytime I show her the blue feather she always says No I only like you as a friend....Aeiiii Help Me Please:choc2: