Yes.
its called rewrite the song
use your voicebox.
1st amendment..
That would be copyright infringement if the original song was protected.
Maybe
You Say Different Words/Lyrics.
You can download a converter from somewhere on the internet that is legal, or if you have iTunes, just right mouse click on the song you want to change that is in your iTunes library and click 'convert to mp3 version'.
Elton John's "Your Song" contains the words "This is my song."
u can go on a website called poem hunter.com or metro lyrics.com that's all i know!
The artist will sometimes create a radio edited version without swear words. The media will sometimes change the words or block out the words, with the right permissions of course.
Jeff Hardy's theme song is No More Words by Endervour after you can download it here if that's what your after http://www.mediafire.com/?sk2xt1nduw2 Don't worry it's perfectly legal
Change by Blind Melon