Question: "Candy" is the debut single of an singer that starred with Diane Keaton in a 2007 romantic comedy directed by who?

full_context: Document 1: Mandy Moore: 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".
Document 2: Something's Gotta Give (film): Something's Gotta Give is a 2003 American romantic comedy film written, produced and directed by Nancy Meyers. It stars Jack Nicholson and Diane Keaton as a successful 60-something and 50-something, who find love for each other in later life, despite being complete opposites. Keanu Reeves and Amanda Peet co-star, with Frances McDormand, Paul Michael Glaser, Jon Favreau, and KaDee Strickland playing key supporting roles.
Document 3: Mike Costanza: Mike Costanza is an award-winning filmmaker and writer/director. Mike began his career in the Art Department on feature films. He then went on to direct short films. Mike's short "Mama Said" screened at Sundance and in the prestigious Official Selection of films in Competition at The Cannes Film Festival and was nominated for the Palme d'Or award. Stylized with disorienting authenticity, "Mama Said" is a critique of Race relations and pop culture of 60’s America. "Mama Said" also screened on The Sundance Channel.
Document 4: Colbie Caillat discography: The discography of Colbie Caillat, an American musician and singer-songwriter, contains six studio albums, seven extended plays, one compilation album, twenty-two singles (including six as a featured artist), twenty-two music videos and other album appearances and songwriting credits. Caillat rose to fame through social networking website Myspace. At that time, she was the number-one unsigned artist of her genre. After signing with Universal Republic, she released debut album in July 2007, "Coco" has sold 2,060,000 copies in the United States and is certified 2× Platinum. In August 2009, she released "Breakthrough", her second album which became her first album to debut at number one on "Billboard" 200. It has been certified Gold by RIAA. In July 2011, she released her third studio album, "All of You". In October 2012 she released her first Christmas album, "Christmas in the Sand". Caillat sold 6 million albums and 10 million singles worldwide.
Document 5: Stepmom (film): Stepmom is a 1998 comedy-drama film directed by Chris Columbus and starring Julia Roberts, Susan Sarandon, and Ed Harris. Sarandon won the San Diego Film Critics Society Award for Best Actress and Harris won the National Board of Review Award for Best Supporting Actor, sharing the win with his role in "The Truman Show".
Document 6: Because I Said So (film): 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.
Document 7: Shania Twain discography: Canadian singer Shania Twain has released five studio albums, two compilation albums, three remix albums, one box set, two live albums, 38 singles, two promotional singles, and six guest appearances and will release her 5th studio album on 29th September 2017. In 1992, Twain signed to Mercury Records Nashville in the United States and released her eponymous debut studio album, "Shania Twain", the following year. It was a commercial failure, peaking at number 67 on "Billboard"'s Top Country Albums chart, and produced three singles, which were also commercial failures. However, the album attracted the interest of record producer Robert John "Mutt" Lange. He and Twain collaborated on her second release, "The Woman in Me", which was released in 1995. "The Woman in Me" commenced with small sales but eventually led Twain to commercial success. It topped Top Country Albums and peaked at number five on the main-genre "Billboard" 200. The album was certified 12 times platinum (diamond) by the Recording Industry Association of America (RIAA) and sold over 7.6 million copies, according to Nielsen SoundScan. Furthermore, "The Woman in Me" led to success in the singer's native country, Canada, where it was certified double diamond by Music Canada and was once the best-selling album by a female country singer; Twain later surpassed herself. The album spawned eight singles, four of which ("Any Man of Mine", "(If You're Not in It for Love) I'm Outta Here!", "You Win My Love", and "No One Needs to Know") topped the US Hot Country Singles & Tracks.
Document 8: Bad Moms: Bad Moms is a 2016 American comedy-drama film directed and written by Jon Lucas and Scott Moore. The film stars an ensemble cast that includes Mila Kunis, Kristen Bell, Kathryn Hahn, Jay Hernandez, Annie Mumolo, Jada Pinkett Smith and Christina Applegate.
Document 9: Say It Isn't So (film): Say It Isn't So is a 2001 American romantic comedy film directed by J.B. Rogers, written by Peter Gaulke and Gerry Swallow, and starring Heather Graham and Chris Klein as two young lovers who come to believe that they are actually siblings.
Document 10: Bridgit Mendler discography: The discography of Bridgit Mendler, an American singer-songwriter, consists of one studio album, one extended play, one soundtrack album, four singles, six promotional singles, twelve music videos and other album appearances. Her first soundtrack, "Lemonade Mouth", has peaked at number 4 on the "Billboard" 200. Her first single, "Somebody" debuted and peaked at number 89 in the US "Billboard" Hot 100 and sold 6,000 copies in the first week in the United States according to Nielsen SoundScan. Her second single, "Determinate" peaked at number 51 on the US "Billboard" Hot 100 and charting in two more countries. She was featured in the song, "Breakthrough" and debuted and peaked at number 88 on the US "Billboard" Hot 100.
Document 11: Mariah Carey albums discography: American singer and songwriter Mariah Carey has released fourteen studio albums, one soundtrack album, one live album, three compilation albums, three greatest hits albums, one extended play, and one remix album. Carey is one of the best-selling music artists of all-time, having sold over 200 million records globally. She was presented with the Millennium Award at the 2000 World Music Awards for becoming the best-selling female artist of the millennium. According to the RIAA, she is the third best-selling female artist and sixteenth overall recording artist with shipments of 64 million albums in the US. She is also ranked as the best-selling female artist of the US Nielsen SoundScan era (from 1991) with album sales of 54 million. Her albums "Mariah Carey", "Music Box", "Daydream" and "The Emancipation of Mimi" are among the top 100 certified albums according to the RIAA.
Document 12: Mandy Moore discography: American singer Mandy Moore has released six studio albums, three compilation albums, two video albums, twelve singles, and thirteen music videos. After being spotted singing at a recording studio by an artists and repertoire representative for Epic Records, Moore was signed to Sony Music. Her debut album, "So Real", was released in December 1999. The album performed moderately on the charts, peaking at number thirty-one on the "Billboard" 200 and was certified Platinum by the Recording Industry Association of America (RIAA). According to Nielsen SoundScan, "So Real" had sold about 950,000 copies in the United States, by June 2009. Her debut single, "Candy", peaked at number forty-one on the US "Billboard" Hot 100, and was certified Gold by the RIAA. It also reached the top forty in Canada, France, Ireland, and Switzerland and the top ten in Australia, New Zealand, and the United Kingdom. In Australia the song peaked at number two on the ARIA Singles Chart and was certified Platinum by the Australian Recording Industry Association (ARIA). "So Real" was followed up with "I Wanna Be with You", in May 2000. It is a re-release of the debut album, with remixed tracks and few new songs, the album reached number twenty-one on the "Billboard" 200 and was certified Gold by the RIAA. It also went on to sell about 805,000 copies in the US by June 2009. The album spawned only one single, the title track, which peaked at number twenty-four on the Hot 100, becoming Moore's only top-thirty song in the US and her highest peak to date. The song also reached number thirteen in Australia and was certified Gold by the ARIA.
Document 13: Petra Marklund discography: The discography of Swedish singer and songwriter Petra Marklund, also known as September, consists of six studio albums, four compilation albums and 28 singles. September released her debut album, "September", in 2004; it spawned three top 10 hits: "La La La (Never Give It Up)", "We Can Do It" and "September All Over". Her second studio album, "In Orbit", was released in 2005 and produced two top 10 hits in Sweden: "Satellites" and "Cry for You", while the second single from the album, "Looking for Love", peaked inside the top 20. "Cry for You" was a worldwide hit and remains September's biggest hit to date, peaking inside the top 10 in countries such as Austria, Denmark, the Netherlands, France, Ireland, Switzerland and the United Kingdom. The song also peaked at number 74 on the Hot 100 in the United States and was certified gold for shipment of over 500,000 copies by the Recording Industry Association of America. The song was the first by a Swedish artist to be certified by the RIAA since Ace of Base's "Cruel Summer" in 1998.
Document 14: Because I Love You (2017 film): Because I Love You () is a 2017 South Korean fantasy-comedy omnibus film starring Cha Tae-hyun and Kim Yoo-jung. Directed by Joo Ji-hoong, it premiered on January 4, 2017. This movie starring Cha Tae-hyun is produced by his elder brother Cha Ji-hyun who also produced the film "The Grand Heist" starring Tae-hyun.
Document 15: And So It Goes (film): And So It Goes is a 2014 American romantic comedy drama film directed by Rob Reiner and written by Mark Andrus. The film, which stars Michael Douglas, Diane Keaton and Sterling Jerins, was released on July 25, 2014.
ground_truth: Michael Lehmann