Question: "Candy" is the debut single of an singer that starred with Diane Keaton in a 2007 romantic comedy directed by who?
Related documents: [0]  [DOC] Amanda Leigh Moore (born April 10, 1984) is an American singer/songwriter and actress. After coming to prominence with her debut single "Candy", which peaked at number 41 on the "Billboard" Hot 100, Moore signed with Epic Records. Her debut studio album, "So Real" (1999), went on to receive a Platinum certification from the RIAA. Her 2000 single "I Wanna Be with You", from her second studio album of the same name, became Moore's first Top 30 song in the United States, peaking at number 24 on the Billboard Hot 100. Her subsequent studio albums, the eponymous "Mandy Moore" (2001), "Coverage" (2003), "Wild Hope" (2007) and "Amanda Leigh" (2009), have seen continued success. As of 2009, "Billboard" reported that Moore has sold more than 10 million albums worldwide, and in 2012 she was ranked #96 on VH1's list of "100 Greatest Women in Music" as well as #63 on their "Sexiest Artists of All Time List". [END] 
[1]  [DOC] Because I Said So is a 2007 romantic comedy film directed by Michael Lehmann and starring Diane Keaton, Mandy Moore, Lauren Graham, Piper Perabo, Gabriel Macht and Stephen Collins. It was released on February 2, 2007. The film received negative reviews from critics. [END] 
Answer: 
Michael Lehmann
Michael Lehmann