Voila!

You've probably realized by now that we use quite a lot of French words in expressions in English. Sometimes we even retain a vaguely French pronunciation, but they are probably more often anglicized. One of my favorites [BrEng favourites] is voila!

You might guess from Spanish that it has something to do with looking or seeing, and it does. Very often it's the equivalent of something like "look (here)" or "here it is", or even "here you go".

"Simply apply the stickers in the proper layout (mapping scheme included) and voila! There's your Arabic-English keyboard"

"I took advantage of some of the cheap, cheap prices on decent LCD monitors these days, and voila! Two-monitors on my desktop."

"Mrs. Doubtfire; A Wig, a Dress and Voila! Dad Becomes the Nanny."