K-12 (album by Melanie Martinez)

About
K-12 is the upcoming second studio album by American singer Melanie Martinez. It is her first studio album in four years and is scheduled to be released with an accompanying film on September 6, 2019, through Atlantic Records.

Background and promotion
Martinez began writing the album in 2015. In a 2017 interview with Billboard, Martinez said that her second album was finished and would be accompanied by a film that she was writing and directing. In a February 2019 Instagram post, she wrote that the album "had been done for like 2 years now" and that it would likely be released at the end of summer. A teaser video of Martinez in a pastel classroom was released on May 15, 2019. On May 16, she shared the album cover through her social media accounts. Martinez revealed through Instagram on May 29 that the album will be released on September 6 alongside "an hour and a half long surrealist dark comedy" feature film that she wrote and directed. The album will feature 13 tracks. On June 17, she released a TV spot for the album, which included a snippet of an unknown song. This was followed by excerpts of "Lunchbox Friends" and "The Principal", two songs from the album, between late June and early July 2019. Snippets of "Detention" and "Recess" were later released on July 9 and July 16, 2019, respectively. An audio clip of "High School Sweethearts" was released on July 22, 2019. On July 23, the official trailer for the K-12 film was released. It reveals some of the plot, while a snippet of "Show & Tell" plays at the end of the trailer. It also reveals that the film will be released in select theaters for one day only on September 5, 2019.