The Chicago River ran yellow on Thursday. Gross, we don't mean like that.

Every year, Special Olympics Illinois hosts the Windy City Rubber Ducky Derby, a delightful race that begins with over 50,000 rubber ducks being poured from a truck into the river. From there, the stakes are high: participants select a duck to "adopt" in the hopes it'll be first to "sail" (float) across the finish line.

SEE ALSO:Congratulations to this duck that graduated from elementary school

We will be honest. It is extremely exciting.

Mashable Top StoriesStay connected with the hottest stories of the day and the latest entertainment news.Sign up for Mashable's Top Stories newsletterBy signing up you agree to our Terms of Use and Privacy Policy.Thanks for signing up!

View this post on Instagram

Please behold the duck river of your dreams -- and the ultimate bathtub.

View this post on Instagram

Allegedly, this year's winning duck is pictured in the photo below being held by its doting adopter. We're not sure of the duck's name, but it does have that victorious air about it, don't you think?

Tweet may have been deleted

And the best part of this whole endeavor? All proceeds go to Special Olympics Illinois. Indeed, last year's Derby raised over $400,000.

[H/T: ABC News]