During the Credits
There is a short extra scene that starts about 10 seconds into the Teenage Mutant Ninja Turtle credits, which begin with comic book-style pictures of the movie.
The stinger lasts about a quarter minute and is followed by another minute of comic book-style illustrations. There are no other extras for the remaining 5 minutes of credits.
After the Credits
There are no extras after the credits of Teenage Mutant Ninja Turtles.
Song During the Credits
“Shell Shocked” by Juicy J, Moxie, Ty Dolla $ign, and Wiz Khalifa
Excerpts from OST by Brian Tyler
Special thanks to David for the stinger submission!