During the Credits
During the credits of Cedar Rapids, three clips are shown continuing the story of the characters in the film. For more details check out the spoilers hidden below.
Scene 1: Tim, Dean, and Ronald are shown together vacationing in a log cabin telling jokes. Scene 2: Tim, Dean, and Ronald are in the cabin and Dean says igniting your farts is possible and proves this by doing it in front of Tim and Ronald. Scene 3: Tim, Dean, and Ronald form their own insurance company and shoot a cheesy insurance commercial. In the commercial they are shown saving people in dangerous situations.
After the Credits
There is no stinger after the credits of Cedar Rapids.