http://www.chivalry.com/cantaria/lyrics/kytt.html is where I found this. I do recommend going there and listening to the recording they've got of it.
( Kytt hath lost hur keye, hur key, Goode Kytt hath lost hur key. She is so sorry for the cause, she wotts not what to say. 'Kytt, why did ye losse your key,? Fore sothe ye were to blame! Now ev'y man to you will say, 'Kytt Losse Key is your name.'' )
( Kytt hath lost hur keye, hur key, Goode Kytt hath lost hur key. She is so sorry for the cause, she wotts not what to say. 'Kytt, why did ye losse your key,? Fore sothe ye were to blame! Now ev'y man to you will say, 'Kytt Losse Key is your name.'' )