who did the sound track ?
Ryan Murphy was responsible for selecting all of the songs used
Glee (TV series)
The series features numerous song covers sung onscreen by the characters. Ryan Murphy was responsible for selecting all of the songs used, 
what happened to quinn in season 3 of glee She intends to get full custody of her daughter, Beth, and attempts to prove that Shelby Corcoran — the adoptive mother of Beth — is an unfit parent; eventually, she realizes that Beth is better off with Shelby who is this woman? A fictional character in American musical comedy-drama television series Glee, who is introduced as the leader of the cheerleading squad at William McKinley High School who created this series? Ryan Murphy, Brad Falchuk and Ian Brennan what genre is this? Musical comedy-drama
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Glee (TV series) [SEP] Music and choreography
The series features numerous song covers sung onscreen by the characters. Ryan Murphy was responsible for selecting all of the songs used, and has said that he strove to maintain a balance between chart hits and show tunes: "I want there to be something for everybody in every episode. That's a tricky mix, but that's very important—the balancing of that." According to Murphy, the song choices are integral to script development, "Each episode has a theme at its core. After I write the script, I will choose songs that help to move the story along." In a 2010 interview with Allison Kugel, Chris Colfer noted that "there have been a couple of times when I have gone to Ryan Murphy ("Glee" creator) and told him a couple of things that have happened to me, and then he writes it into the show.