Question: Who was the film director for the 2009 film directed by Todd Phillips?
Context: Todd Phillips (born Todd Bunzl; December 20, 1970) is an American film director, producer, screenwriter and actor.  He is best known for writing and directing "Road Trip" (2000), "Old School" (2003), "Starsky & Hutch" (2004), "The Hangover Trilogy" (2009, 2011, and 2013), "Due Date" (2010) and "War Dogs" (2016). The Hangover is a 2009 American comedy film directed by Todd Phillips, co-produced with Daniel Goldberg, and written by Jon Lucas and Scott Moore.  It is the first installment in "The Hangover" trilogy.  The film stars Bradley Cooper, Ed Helms, Zach Galifianakis, Heather Graham, Justin Bartha, and Jeffrey Tambor.  It tells the story of Phil Wenneck, Stu Price, Alan Garner, and Doug Billings, who travel to Las Vegas for a bachelor party to celebrate Doug's impending marriage.  However, Phil, Stu and Alan wake up with Doug missing and no memory of the previous night's events, and must find the groom before the wedding can take place. The Hangover Part II is a 2011 American comedy film produced by Legendary Pictures and distributed by Warner Bros.  Pictures.  It is the sequel to the 2009 film "The Hangover" and the second installment in "The Hangover" trilogy.  Directed by Todd Phillips, who co-wrote the script with Craig Mazin and Scot Armstrong, the film stars Bradley Cooper, Ed Helms, Zach Galifianakis, Ken Jeong, Jeffrey Tambor, Justin Bartha, and Paul Giamatti.  It tells the story of Phil, Stu, Alan, and Doug as they travel to Thailand for Stu's wedding.  After the bachelor party in Las Vegas, Stu takes no chances and opts for a safe, subdued pre-wedding brunch.  Things do not go as planned, resulting in another bad hangover with no memories of the previous night. Road Trip: Beer Pong is a 2009 American road-comedy film.  The film is a direct-to-DVD sequel to the 2000 Todd Phillips comedy film "Road Trip" and directed by Steve Rash.  The only original cast members to return for the sequel were DJ Qualls and Rhoda Griffis.  The film was produced by Paramount Famous Productions as Paramount Pictures, having acquired right to DreamWorks SKG back catalog in its 2006 purchase of the company.  The film was released on August 11, 2009. Road Trip is a 2000 American comedy film directed by Todd Phillips and written by Scot Armstrong and Phillips.  The film stars Breckin Meyer, Seann William Scott, Paulo Costanzo, and DJ Qualls as four college friends who embark on an 1800-mile road trip to retrieve an illicit tape mistakenly mailed to a girlfriend. Old School is a 2003 American comedy film released by DreamWorks Pictures and The Montecito Picture Company and directed by Todd Phillips.  The story was written by Court Crandall, and the film was written by Phillips and Scot Armstrong.  The film stars Luke Wilson, Vince Vaughn, and Will Ferrell as three depressed thirty-somethings who seek to re-live their college days by starting a fraternity, and the tribulations they encounter in doing so.  Since its release it has gained a massive cult following, since a lot of minor characters in the film went on to have huge careers such as Simon Helberg, Elisha Cuthbert, Rob Corddry and Artie Lange. Jonathan Lucas (born October 29, 1976) is an American film director and screenwriter.  He is best known for his collaborative work with Scott Moore, which includes "The Hangover", "21 & Over" and "Bad Moms". War Dogs is a 2016 American biographical black comedy-drama film directed by Todd Phillips and written by Phillips, Jason Smilovic and Stephen Chin, based on a "Rolling Stone" article by Guy Lawson.  Lawson then wrote a book titled "Arms and the Dudes" detailing the story.  The film follows two arms dealers, Efraim Diveroli and David Packouz, who receive a US Army contract to supply munitions for the Afghan National Army worth approximately $300 million.  The film is heavily fictionalized and dramatized, and some of its events, such as the duo driving through Iraq, were either invented or based on other events, such as screenwriter Stephen Chin's own experiences. Project X is a 2012 American comedy film directed by Nima Nourizadeh and written by Michael Bacall and Matt Drake based on a story by Bacall, and produced by director Todd Phillips.  The film follows three friends—Thomas (Thomas Mann), Costa (Oliver Cooper) and J.B. (Jonathan Daniel Brown)—who plan to gain popularity by throwing a party, a plan which quickly escalates out of their control. Josh Stolberg (born March 7, 1971) is an American film director, screenwriter, and photographer.  He won the Seashore Award and the Queen Spirit Award as a director of the film "The Life Coach".  He also wrote and directed the 2005 film "Kids in America", as well as made a cameo appearance as a security guard in the film.  Stolberg is the screenwriter of the film "Good Luck Chuck", starring Dane Cook, Jessica Alba and Dan Fogler.  He also co-wrote the scripts for "Man-Witch" (starring Jack Black and directed by Todd Phillips), the remakes of "Piranha 3D" (directed by Alexandre Aja) and "House on Sorority Row", the book adaptation of "The Spellman Files", produced by Laura Ziskin, as well as the book adaptation of "The Candy Shop Wars".  Additionally, he was a part of the writing team on the pilot of Avatar: the Last Airbender (TV series).
Answer: Jonathan Lucas