The winner of Round 18 is Nancy Prouser of Lake Oswego.

Here are the five finalists for this week's contest. There was a great response this week, more than 400 entries, although not all of them were entirely suitable to be promoted for our public vote.

Vote for your favorite between now and noon Friday. Thanks again for all your work and contributions to our contest.

Next cartoon will be posted Friday evening.

Welcome to The Oregonian's caption contest. Here's how it works:

• The Oregonian's award-winning editorial cartoonist Jack Ohman draws a cartoon.

• You supply the proposed captions by selecting "Post a comment" below. (Full directions after the jump.)

• Editors pick the finalists and you vote for the best idea. The winner receives a signed color print of the completed cartoon.Come back each week: A new Ohman cartoon will be posted Friday afternoons. You can add your captions until noon Wednesday. The Oregonian editors will post the finalists by Thursday morning. You can cast your vote until noon Friday.

Submit your caption: Hit the "Post a comment" button below the cartoon. Log in -- register with OregonLive.com if necessary -- and type your caption in the box. Then hit the "Post" button. Only online entries will be accepted and entrants must give a valid e-mail address when they register. (E-mail addresses will not be published and will be used only to contact the winner.) Enter as often as you like

Please keep your suggestions clean and suitable for a family newspaper.

Questions: E-mail: Thestump@news.oregonian.com