Making a bouquet you say?
http://www.bloom4ever.com/howto/howto01.htm
Get yourself some green stems and make it look like a real bouquet.
I added a little perfume in the middle of each rose as well and wrapped it like the real deal.
My gf still has several of them, 3 years later.
Beware that they take alot of time to make. If that doesn't show the amount of time you're willing to invest to make it work, ...
or just go
http://www.bloom4ever.com/itemd17a.html?PRID=1287998 if you're not handy enough. (My stems and leaves didn't look quite that nice and professional I have to admit)