I'am embarrassed of my house?

Ok.. i know it sound selfish but it just goes thorugh my mind all the time! i live in a semi detach house and my best friend lives next door and her house is so nice but it a council house.. my father has bought out house so it ours.. the front is made up nicely and we've pepled dash our house but when we go to the back gardern it so afwull it like a jungle and we have a shed and a garage there and the shed looks afwul :( it so embarased and then you go into the house and it really bad.. it just full of junk every where and the wallpapers is like ripped off we have a nice kitchen but.. the wallpaper are so bad! my dad so somemoney and they buy me all the desinger bags and stuff just he doesnt want to spend it on the house it so afwull and one day i will have a boyfriend and i will have to bring him home but ill be to embarassed? what shall i do :(? xxx