Hollywood Vocal Coach Dot Todman gives from Vocal Advice and highlights her favs from American Idol Season 8 Episode 4 Louisville Kentucky. Tiffany Shedd, Joanna Pacitti– nice voice honey! Mark Mudd. powerful tenor, Brent Keith Smith-yes. Irene Angueloba, “somewhere over the rainbow” eek. Obianuju Omwurah, Will Heuser, Ryan Benningfield Jazz Zebrah, Patrick Warner, Matt Giraud- Soulful! Ross Plavsic. Awe. I love you. Grace- she BROUGHT IT! Aaron Williamson –GREAT PRESENCE. mmhmm Rebecca Garcia-hmmm see video.