Ihay everyoneyay!.
Have you got my first line? It is Pig Latin. It says "Hi everyone!". Pig Latin is a pseudo-language which is widely known and used by English-speaking people, especially when they want to disguise something they are saying from non-Pig Latin speakers. You can read about rules of Pig Latin here. Also, you can find an online translator between Pig Latin and English here.
Open text file. Use file football.txt as an example.
Convert it into Pig Latin
Save result as a text file football_PigLatin.txt.