I have a problem, I'm a sophmore in highschool and i have a solo in highschool christmas concert. The thing is i can play it perfect by myself but even during rehearsel whenever i play it i get really nervous and my hearts pumping and i play it sub-par. Its really bad. does anyone have ANY suggestions at all on how to get over this. they would be GREATLY appriciated. Any suggestions at all! thank you in advance.