of in control and savvy and clever, rather than just being strong or just having a superpower or sort of being so much further along than anybody else physically. Part of it was just trying to make it that she's just smarter than everybody else. She's got such command over so many of these situations, and that was the most important thing was to give her that personality." A soundtrack album for the first season was released on iTunes on December 11, 2015, and the single "Whatcha Gonna Do (It's Up to You)" from the second season was released on March 18, 2016. Marvel Cinematic Universe tie-ins Because Carter originated from the films, Fazekas said Marvel Studios co-presidents Feige and D'Esposito were very invested in the production of the series and called them "really collaborative and very generous with their world". Markus, talking about the series' place in the greater architecture of the MCU, later said, "you really only need to drop the tiniest bit of hint and its connected. You don't have to go, 'Howard Stark's wearing the same pants that Tony wears!' ... Everything is enhanced just by the knowledge that its all connected." Butters said, "We always want to feel like you see us as a piece of [the MCU]. But because of our time period, we kind of are on our own a little bit." In July 2014, Fazekas explained the series' relationship with the One-Shot by saying, "The short really is the basis for the series. [Carter]'s working at SSR, post-war...If you think of the short as sort of the end of the series, the series would be leading up to that moment where she gets assigned to S.H.I.E.L.D." Markus reiterated this in January 2015, but acknowledged that it would be harder to keep continuity with the short the longer they made the series. The first season introduces the origins of the Black Widow and Winter Soldier programs, which both appear in several MCU films, while the second season shows the discovery of the Darkforce (known as Zero Matter in the series), which previously appeared in Agents of S.H.I.E.L.D. and has ties to the Marvel characters Doctor Strange and Cloak. Release Broadcast Agent Carter aired on ABC in the United States, in 720p high definition and 5.1 surround sound. It also aired on CTV in Canada, and TV2 in New Zealand. In October 2014, Channel