Oprah retorted something to the effect of "Even I don't fill the whole thing full of lemons! Use some crumpled paper underneath and put the lemons on top!"
I'm not fond of fake flowers, but I do use wooden lemons and porcelain oranges to bulk up the bottom of my fruit bowl.
Making a pie tomorrow? Set two yellow lemons on a blue and white saucer. (Room temperature citrus juices better, anyway.)
Only the extravagant could buy pineapples for decorating the top of a refrigerator. But since I have to cut these for Friday's breakfast, why not appreciate a basket of gold in the meantime?
You've paid for it once--enjoy it twice!