Question: "Tina in the Sky with Diamonds" is the second episode of the fifth season of a television series created by who ?

Related documents: [0]  [DOC] "Tina in the Sky with Diamonds" is the second episode of the fifth season of the American musical television series "Glee", and the ninetieth episode overall. The episode was written and directed by series co-creator Ian Brennan and first aired on October 3, 2013 on Fox in the United States. The episode is the second of two tribute episodes to the Beatles. It features the prom, Tina Cohen-Chang (Jenna Ushkowitz) runs for prom queen, the crush of Sam Evans (Chord Overstreet) on new school nurse (Phoebe Strole), the new romance between Santana Lopez (Naya Rivera) and Dani (Demi Lovato), and a surprising news for Rachel Berry (Lea Michele) about "Funny Girl". Special guest star Demi Lovato makes her first appearance as Dani, a struggling artist in New York City, and Peter Facinelli returns as Rupert Campion, the "Funny Girl" director. [END] 
[1]  [DOC] The series was created by Ryan Murphy, Brad Falchuk, and Ian Brennan, the latter of whom first conceived of "Glee" as a film. The three wrote all of the show's episodes for the first two seasons, and Murphy and Falchuk initially served as the show's main directors. The pilot episode was broadcast on May 19, 2009, and the first season aired from September 9, 2009, to June 8, 2010. Subsequent seasons aired in September through May. The sixth and final season aired from January to March 2015. "Glee" features on-screen performance-based musical numbers that were selected by Murphy, who aimed to maintain a balance between show tunes and chart hits, and produced by Adam Anders and Peer Åström. Songs covered in the show were released through the iTunes Store during the week of broadcast, and a series of "Glee" albums have been released by Columbia Records. The music of "Glee" has been a commercial success, with over thirty-six million digital single sales and eleven million album sales worldwide through October 2011. The series' merchandise also includes DVD and Blu-ray releases, an iPad application, and karaoke games for the Wii. There were live concert tours by the show's cast after the first and second seasons completed shooting; a concert film based on the 2011 tour, "", was produced by Murphy and Fox and directed by Kevin Tancharoen. [END]  
Answer: Ryan Murphy, Brad Falchuk, and Ian Brennan
Ryan Murphy, Brad Falchuk, and Ian Brennan