Which Marina and the Diamonds song was released on December 7?
How to Be a Heartbreaker "How to Be a Heartbreaker" is a song by Welsh recording artist Marina and the Diamonds from the American version of her second studio album "Electra Heart" (2012). It was released on 7 December 2012 by 679 Artists and Atlantic Records as the third and final single from the record. Diamandis worked with Ammar Malik, Benny Blanco, Cirkut, Daniel Omelio, and Dr. Luke during the songwriting process, and enlisted Blanco, Cirkut, and Dr. Luke to oversee its production.
XO (song) "XO" is a song by American singer Beyoncé from her fifth studio album, "Beyoncé" (2013). Columbia Records released the song as the lead contemporary hit radio single from the album in the US and Italy on December 16, 2013. Ryan Tedder co-wrote and co-produced "XO" with Terius "The-Dream" Nash and Beyoncé, with additional production handled by Chauncey "Hit-Boy" Hollis and HazeBanga Music. A pure midtempo pop, electropop and R&B love song, "XO" is complete with electronic musical instrumentation, synthesizers and drums. Musically, it was compared to Beyoncé's own song "Halo" and was noted for having several music hooks including its call and response chorus.