Natalie Walker Is An American Vocalist Songwriter And Musician From Indiana Who First Came To Prominence As Part Of The Group Daughter Darling. While Her Time In The Low-Key Electronica Trip-Hop Outfit Was Promising Walker Decided On A Solo Career And Released Her First Album Urban Angel In 2006 Which Was Produced By The Duo Stuhr Dan Chen And Nate Greenberg . The Album Made Minor Waves Commercially But It Was A Pair Of Songs From The Full-Length That Helped Walker's Career One Of Which -- A Remix Of "Quicksand" -- Was Featured In The Sofia Coppola Film Marie Antoinette While Another -- "Circles" -- Made It To Television Featuring In An Episode Of Grey's Anatomy. Her Follow-Up With You Was Released In 2008 And Also Featured Production By Stuhr.