Good songs to sing?

I absolutely need a new song to sing for my singing lesson tomorrow. Does anyone have any suggestions? It's best not to have a song too low, as I'm a soprano/mezzo. It shouldn't be too difficult either, since I only started lessons six months ago, but it can still have a few more complicated parts….

Tips for singing?

Hey, There is a musical group at my school that I take part in. I got a bigger role in the next musical (omg). I'm going to play the narrator from the musical "Joseph and the Amazing Technicolor Dreamcoat," but I'm worried that I won't be able to do it perfectly vocally, as the narrator…