What is the order of performances on America’s got talent tonight?

I just started watching but don’t know if i want to stay up until 11 to finish watching, as the only one i am interested in watching is Jackie Evancho. I know Prince Poppycock was first, what is the order of performances tonight?

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1. put these in order of your choice Prince poppycock,Jackie Evancho,Michael Grimm,or fighting gravity?
2. America’s Got Talent people, why do you like Jackie Evancho and Michael Grimm so much?
3. Americas got talent viewers: Prince Poppycock, Michael Grimm, Jackie Evancho or Fighting Gravity?
4. what song did jackie evancho sing yesterday on americas got talent?
5. The 10 year old girl, Jackie Evancho from Americas Got Talent sang what piece of music?