Peyton Kendall
Peyton Kendall thanked Panic AtTheDisco's answer

That is a lovely choice. I think it would give you a chance to showshowcase an upper register. With that being said if you aren't confident with a high key or you simply want to show that you have more of a rang. I suggest 'jar of hearts' or 'bluebird' by Christina Perry. These songs … Read more

Peyton Kendall
Peyton Kendall thanked Manana Anon's answer

The Longest Time - Billy Joel

Don't stop me now - Freddie Mercury, Brian May, Roger Taylor

'The Achordants' do some good acapella covers.

Good luck! :)