 She then created the role of the Witch in Sondheim @-@ Lapine 's Into the Woods ( 1987 ) . Peters is " considered by many to be the premier interpreter of [ Sondheim 's ] work , " according to writer Alex Witchel . Raymond Knapp wrote that Peters " achieved her definitive stardom " in Sunday in the Park With George and Into the Woods . Sondheim has said of Peters , " Like very few others , she sings and acts at the same time , " he says . " Most performers act and then sing , act and then sing ... Bernadette is flawless as far as I 'm concerned . I can 't think of anything negative . " Peters continued her association with Sondheim by appearing in a 1995 benefit concert of Anyone Can Whistle , playing the role of Fay Apple . Additionally , she appeared in several concerts featuring Sondheim 's work , and performed for him at his 1993 Kennedy Center Honors ceremony . 
