I agree but when it stops being fun and you become frustrated & stressed it's time to give in and give it up or try and get back to a place were you are having fun again.
Exactly. In this case I found all my effort in covering this tune was dependent me being able to transcribe by ear the entire piece. Reality Check time! This was far more than I could actually do. Problem was solved when I simply purchased the sheet music. It was a painful learning lesson, but all is fine now.
Did I mention I was doing this for a friend who was getting impatient waiting for me to finish the job? i sent the file late last night.