View the YouTube video titled CSTR to the tune of “It’s fun to stay at the YMCA” (https://www.youtube.com/watch? v=AkM67QsTq3E) made by the chemical reaction engineering students at the University of Alabama. You can also access it from the CRE Web site (http://www.umich.edu/~elements/6e/index.html); under “Additional Resources,” click on “Fun YouTube Videos.”