10,000 Maniacs Natalie Merchant
Alternative Pop
Belting High octave
Keri Noble
Country
Demi Lovato
Pop Rock
Alana Davis
Pop Soul
Kelly Clarkson
Joss Stone
60’s Soul
Melissa Etheridge
A capella Blues Pop Rock Spiritual
Lily Allen Norah Jones
AC Adult Contemporary Old School R&B
Sheryl Crow
A capella Pop Rock Soul
Colbie Caillat
Acoustic
Bonnie Raitt
Acoustic Country Folk Ballad
Jewel
Acoustic Country Folk
KT Tunstall
Blues Rock
Natalia Kills
Dance Electro
Ellie Goulding
Electronic
Katy Perry Kesha
Electronic Top 40
Imogen Heap
Ballad Emo Pop
Jessie J Pixie Lott
Funk Soul
Feist Lykke Li
Indie Pop Quirky Vocalise
Norah Jones
Ballad Blues Country Jazz
Amy Winehouse
Motown Old School R&B Soul
Jill Scott
AC Adult Contemporary Neo Soul
Michelle Branch
Natasha Bedingfield
Aslyn
Country Crossover Pop Rock
Anna Nalick
Jazz Harmonies Pop Rock Swing
Regina Spektor
Indie Pop Quirky
Erykah Badu
Neo Soul R&B
Corinne Bailey Rae
AC Adult Contemporary Soul
Joan Osborne
Blues Soul
Duffy
Midtempo Riffing Soul
Blues R&B Soul
Adele
Retro Soul
Miley Cyrus Taylor Swift
Country Teen Pop Top40
The Waifs
Acoustic Alternative Folk
Feist
The Wreckers
Acoustic Indie Folk
Kate Nash
Indie Rock Pop Rock
Lily Allen
Country Jazz Quirky Retro Pop
Goapele
Acoustic Ballad Jazz Vocalise
Astrud Gilberto
Bossa Nova Brazilian/Portuguese Vocalise
Blues Soulful Pop
Sara Bareilles
Acoustic Pop
African Caribbean Electronic
RockHole
Alternative Indie Pop
Teagen And Sara
Indie Pop New Wave Pop Rock
Taylor Swift
Pop
Reba McEntire
Cassandra Wilson
AC Jazz Pop Vocalise