Question: Marc Silverstein, is an American screenwriter, and is known for writing the story for Valentine's Day, an American romantic comedy film directed by Garry Marshall, released in which year?

Context paragraphs:
Frankie and Johnny (1991 film): Frankie and Johnny is a 1991 American romantic comedy film directed by Garry Marshall, and starring Al Pacino and Michelle Pfeiffer in their first film together since "Scarface" (1983).  Héctor Elizondo, Nathan Lane and Kate Nelligan appeared in supporting roles.  The original score was composed by Marvin Hamlisch.

Overboard (film): Overboard is a 1987 American romantic comedy film directed by Garry Marshall, written by Leslie Dixon, starring Goldie Hawn and Kurt Russell, and produced by Roddy McDowall (who costars).  The film's soundtrack was composed by Alan Silvestri.  In 2006, it was adapted into the South Korean television series "Couple or Trouble".

Valentine's Day (2010 film): Valentine's Day is a 2010 American romantic comedy film directed by Garry Marshall.  The screenplay and the story were written by Katherine Fugate, Abby Kohn and Marc Silverstein.  The film consists of an ensemble cast led by Jessica Alba, Kathy Bates, Jessica Biel, Bradley Cooper, Eric Dane, Patrick Dempsey, Héctor Elizondo, Jamie Foxx, Jennifer Garner, Topher Grace, Anne Hathaway, Ashton Kutcher, Queen Latifah, Taylor Lautner, George Lopez, Shirley MacLaine, Emma Roberts, Julia Roberts, Carter Jenkins, and Taylor Swift in her film debut.  While the film received negative reviews, it was a major box office success.

Pretty Woman: Pretty Woman is a 1990 American romantic comedy film directed by Garry Marshall from a screenplay by J. F. Lawton.  The film stars Richard Gere and Julia Roberts, and features Hector Elizondo, Ralph Bellamy (in his final performance), Laura San Giacomo and Jason Alexander in supporting roles.  Its story centers on down-on-her-luck Hollywood hooker Vivian Ward, who is hired by Edward Lewis, a wealthy businessman, to be his escort for several business and social functions, and their developing relationship over the course of her week-long stay with him.

Runaway Bride (film): Runaway Bride is a 1999 American romantic comedy film directed by Garry Marshall and starring Julia Roberts and Richard Gere.  The screenplay was written by Josann McGibbon and Sara Parriott.

How to Be Single: How to Be Single is a 2016 American romantic comedy film directed by Christian Ditter and written by Abby Kohn and Marc Silverstein, based on the novel of the same name by Liz Tuccillo.  It stars Dakota Johnson, Rebel Wilson, Alison Brie, Leslie Mann, Damon Wayans Jr., Anders Holm, Nicholas Braun, Jake Lacy and Jason Mantzoukas.  It was released on February 12, 2016, by Warner Bros.  Pictures.

The Other Sister: The Other Sister is a 1999 American romantic comedy film directed by Garry Marshall and stars Juliette Lewis, Giovanni Ribisi, Diane Keaton, and Tom Skerritt.  It was filmed in Long Beach, Pasadena, and San Francisco, California.  The film was written by Marshall, Bob Brunner, and Malia Scotch Marmo (uncredited).

Marc Silverstein: Marc Silverstein (born July 1, 1971) is an American screenwriter.  His writing partner is Abby Kohn.  They are known for co-writing romantic comedy films such as "Never Been Kissed", "He's Just Not That Into You", "How to Be Single", and the story for "Valentine's Day".  They also co-wrote the romantic drama film "The Vow".  Silverstein is married to actress Busy Philipps, with whom he has two daughters, Birdie and Cricket.

New Year's Eve (2011 film): New Year's Eve is a 2011 American romantic comedy film directed by Garry Marshall and stars Halle Berry, Jessica Biel, Jon Bon Jovi, Abigail Breslin, Ludacris, Robert De Niro, Josh Duhamel, Zac Efron, Héctor Elizondo, Katherine Heigl, Ashton Kutcher, Seth Meyers, Lea Michele, Sarah Jessica Parker, Michelle Pfeiffer, Til Schweiger, Hilary Swank, Sofía Vergara and Alyssa Milano.

Mother's Day (2016 film): Mother's Day is a 2016 American romantic comedy film directed by Garry Marshall and written by Marshall, Tom Hines, Lily Hollander, Anya Kochoff-Romano and Matt Walker.  It features an ensemble cast, led by Jennifer Aniston, Kate Hudson, Julia Roberts, Jason Sudeikis, Timothy Olyphant, Britt Robertson, Jack Whitehall, Héctor Elizondo and Margo Martindale.  Filming began on August 18, 2015, in Atlanta, Georgia.  It was released in the United States on April 29, 2016, by Open Road Films and grossed $43 million worldwide.

Supporting paragraphs: Marc Silverstein Valentine's Day (2010 film)
Answer: 2010