Buzz Bites (10/9/12): Green Day Single Leads 'Twilight Saga: Breaking Dawn Pt. 2' Soundtrack

Green Day's "The Forgotten" is the lead single for "The Twilight Saga: Breaking Dawn -- Part 2."

+ The Twilight Saga: Breaking Dawn -- Part 2 soundtrack streets on Nov. 13, three days before the final chapter of the film franchise hits theaters. The track list includes Green Day's "The Forgotten," which is the lead single. Ellie Goulding, Passion Pit, St. Vincent, and more are also on the set. (MTV News)

+ Green Day also released the track list for their upcoming ¡Dos! album. The second of a trilogy, the set drops Nov. 13. Also check out their "Troublemaker" video from ¡Uno!. (MTV News)

+ Watch a bit of Katy Perry's serenade for President Obama during a campaign fund-raising concert in Los Angeles. She sang Al Green's "Let's Stay Together," which the pres himself has publicly sang. (Idolator)

+ Ke$ha is releasing a memoir, "My Crazy Beautiful Life." "In these pages, I'm revealing a more complete picture of what my life is really like. It's not all glamorous and it's not all pretty, but it's real," she said in a statement. It hits shelves Nov. 20. (Billboard)

+ "The X Factor" turns up the pop star heat when mentors Justin Bieber, Nick Jonas,, and Marc Anthony participate during the "judge's home" rounds, which begin Wednesday and continue next week. (MTV News)

+ "Can't wait for y'all to hear what I'm working with big bro @S_C_ and lil bro @frank_ocean," tweeted Pharrell Williams along with a photo of himself with Jay-Z and Frank Ocean in a recording studio. Cosign. (Billboard)

Photo credit: Summit Entertainment/Chop Shop Records/Atlantic Records