During the Credits
There are various animations and an extra scene during the credits of Captain Underpants: The First Epic Movie.
In the extra scene, the lady shown on hold finally gets through. She becomes so surprised that she accidentally hangs up the call. She then gets go furious that she’s teased as the next super villain.
After the Credits
There is no stinger after the credits of Captain Underpants: The First Epic Movie.
Special thanks to Mark Mohr for the stinger submission!