Although I'm not shy when I'm singing, I am whenever I hear applause. I don't know if you've noticed, but I giggle a lot on-stage. That's shyness. And the stage manager is always telling me to take a longer bow whenever I come off-stage. I still haven't learnt to do that properly. I see other artist
In man, the things which are not measurable are more important than those which are measurable.
At the end of the day, they're happy if you do the obvious songs towards the end of the set and you've got to try and make yourself happy by doing certain songs at the front end of the set.