Question: Danny Burstein  is a six-time Tony Award nominee; for "The Drowsy Chaperone" (2006), "South Pacific" (2008), "Follies" , a musical with music and lyrics by Stephen Sondheim and a book by what author?

<P0-S0> Kelli Christine O'Hara (born April 16, 1976) is an American actress and singer. <P0-S1>  She has appeared on Broadway and Off-Broadway in many musicals since making her Broadway debut as a replacement in "Jekyll & Hyde" in 2000. <P0-S2>  A six-time Tony Award nominee, her first nomination was for Best Featured Actress in a Musical for the 2005 production of "The Light in the Piazza". <P0-S3>  Her subsequent nominations were for "The Pajama Game" (2006), "South Pacific" (2008), "Nice Work If You Can Get It" (2012) and "The Bridges of Madison County" (2014), before winning the Tony Award for Best Lead Actress in a Musical for the 2015 revival of "The King and I". <SEP> <P1-S0>  The story concerns a reunion in a crumbling Broadway theatre, scheduled for demolition, of the past performers of the "Weismann's Follies", a musical revue (based on the "Ziegfeld Follies"), that played in that theatre between the World Wars. <P1-S1>  It focuses on two couples, Buddy and Sally Durant Plummer and Benjamin and Phyllis Rogers Stone, who are attending the reunion. <P1-S2> Follies is a musical with music and lyrics by Stephen Sondheim and a book by James Goldman. <P1-S3>  Sally and Phyllis were showgirls in the Follies. <P1-S4>  Both couples are deeply unhappy with their marriages. <P1-S5>  Buddy, a traveling salesman, is having an affair with a girl on the road; Sally is still as much in love with Ben as she was years ago; and Ben is so self-absorbed that Phyllis feels emotionally abandoned. <P1-S6>  Several of the former showgirls perform their old numbers, sometimes accompanied by the ghosts of their former selves. <P1-S7>  The musical numbers in the show have been interpreted as pastiches of the styles of the leading Broadway composers of the 1920s ands '30s, and sometimes as parodies of specific songs. <SEP> <P2-S0>  He is a six-time Tony Award nominee; for "The Drowsy Chaperone" (2006), "South Pacific" (2008), "Follies" (2012), "Golden Boy" (2013), "Cabaret" (2014), and "Fiddler on the Roof" (2016). <P2-S1>  He has also won two Drama Desk Awards, three Outer Critics Circle Awards, and received two Grammy Award nominations. <P2-S2> Danny Burstein (born June 16, 1964) is an American actor of stage and screen, who made his Broadway debut in 1992. <P2-S3>  His other Broadway credits include "The Seagull" (1992), "Saint Joan" (1993), and "Women on the Verge of a Nervous Breakdown" (2010). <SEP> <P3-S0> Stephen Joshua Sondheim ( ; born March 22, 1930) is an American composer and lyricist known for more than a half-century of contributions to musical theatre. <P3-S1>  Sondheim has received an Academy Award, eight Tony Awards (more than any other composer, including a Special Tony Award for Lifetime Achievement in the Theatre), eight Grammy Awards, a Pulitzer Prize, a Laurence Olivier Award, and a 2015 Presidential Medal of Freedom. <P3-S2>  He has been described by Frank Rich of "The New York Times" as "now the greatest and perhaps best-known artist in the American musical theater." <P3-S3>  His best-known works as composer and lyricist include "A Funny Thing Happened on the Way to the Forum", "Company", "Follies", "A Little Night Music", "Pacific Overtures", "", "Merrily We Roll Along", "Sunday in the Park with George", "Into the Woods", "Assassins", and "Passion". <P3-S4>  He also wrote the lyrics for "West Side Story" and "Gypsy".