Sure. All you need is talent, luck, and the abilty to take criticism, and allow everything bad about you to roll right off your back. Vibrato is one small part of singing, but there are many others....
Yes at the Imperial Theatre
As a matter of fact, The Broadway production of "In The Heights" played its final performance on January 9,2011.
Yes. Wicked regularly does tours around the country as well.
yes