J. P. Goppernopper's letter to Ook Shadowski and Gluk Jones

In the year 2222, J. P. Goppernopper sent a letter through his time portal in the form of a paper airplane. It only appears in The Adventures of Ook and Gluk: Kung-Fu Cavemen From The Future.

Revised
Attention Ook and Gluk, I have captured Master Wong and his daughter. Give up now or they will be killed to death! Sincerely yours, J. P. Goppernopper

Original
Atenchen Ook and Gluk, I have capchered Master Wong and his doughter. Give up now or they will be killed to death! Sincerely yours, J.P. Goppernopper