Picks and Pans Review: Britain's Star-Making School
LEONA LEWIS, 23 Attended: 1997-2001 Claim to fame: After winning Britain's The X Factor in 2006, the pop siren released the fastest-selling debut in U.K. history, Spirit.
ADELE, 19 Attended: 2002-2006 Claim to fame: Won the Critics' Choice prize at the Brit Awards in 2007. Her debut, 19, hits the U.S. this summer.
MARSHA AMBROSIUS, 30 Attended: Mid-'90s Claim to fame: One half of the Grammy-nominated R&B duo Floetry ("Say Yes"), she is currently working on her debut solo album with producer Dr. Dre.
KATE NASH, 20 Attended: 2003-2005 Claim to fame: A MySpace sensation, she's won Lily Allen comparisons for her CD Made of Bricks.
KATIE MELUA, 23 Attended: 2001-2003 Claim to fame: Jazzy popster was the best-selling female artist in both the U.K. and Europe in 2006. Her latest is Pictures.
AMY WINEHOUSE, 24 Attended: 2000 Claim to fame: Among other things, scored five Grammys and double-platinum sales for Back to Black.