You ***!!! Its the blue feather not the white feather we get it after a girls heart goes
orange

You can get blue feather at the supermarket when one of your girls heart is orange.(Jeff
would send some letters about the stock.Its use to propose when your gf hearts is red and
have a big bed.(see the hearts events)

when your girl has a orange heart
buy the blue feather from the market and give it to her

You get the blue feather when you get a girl's heart to Orange... You can buy it at the
Supermarket and it looks like a Blue Oval Thingy... A Blue Feather as the name suggests

But there are conditions before you can use the Blue Feather

1) Get the Girl's heart to red
2) Have the second house upgrade (must have all items from the TV shopping also)