Unreleased may refer to:

Kendrick Lamar Duckworth (born June 17, 1987), simply known as Kendrick Lamar, is an American rapper and songwriter from Compton, California currently signed to Top Dawg, Aftermath and Interscope. He first gained major attention after the release of his 2010 mixtape Overly Dedicated. In 2011, his album Section.80, released exclusively through iTunes, instantly ranked as one of the top digital hip hop releases of the year. Lamar has amassed a large internet following, is a member of hip hop collective Black Hippy, along with Jay Rock, Schoolboy Q and Ab-Soul, and has worked with Snoop Dogg, Dr. Dre, Wiz Khalifa, Game, Drake, Busta Rhymes and Tech N9ne among other popular artists.

Stefani Joanne Angelina Germanotta (/ˈstɛfəniː dʒʌrməˈnɑːtə/ STE-fə-nee jurr-mə-NAH-tə; born March 28, 1986), known by her stage name Lady Gaga, is an American singer and songwriter. Born and raised in New York City, she primarily studied at the Convent of the Sacred Heart and briefly attended New York University's Tisch School of the Arts before withdrawing to focus on her musical career. She began performing in the rock music scene of Manhattan's Lower East Side, and was signed with Streamline Records by the end of 2007. During her employment as a songwriter for the record company, her vocal abilities captured the attention of recording artist Akon, who signed her to his label Kon Live Distribution.

Lady Gaga came to prominence as a recording artist following the release of her debut album The Fame (2008), which was a critical and commercial success that topped charts around the world and included the international number-one singles "Just Dance" and "Poker Face". After embarking on the The Fame Ball Tour, she followed the album with The Fame Monster (2009), which spawned the worldwide hit singles "Bad Romance", "Telephone" and "Alejandro". The album's success allowed her to embark on the eighteen-month long Monster Ball Tour, which later became one of the highest-grossing concert tours of all time. Her most recent album Born This Way (2011) topped the charts of most major markets and generated more international chart-topping singles, including "Born This Way", "Judas" and "The Edge of Glory". Besides her musical career, she involves herself with humanitarian causes and LGBT activism.

Elizabeth Woolridge Grant (born June 21, 1986), better known by her stage name Lana Del Rey, is an American singer-songwriter. Raised in upstate New York, Del Rey moved to New York City at age eighteen, where she attended college and began writing music and performing in clubs.

In 2008, Del Rey contracted with an independent label and recorded a self-titled debut album which was briefly available on iTunes in 2010; Del Rey ultimately bought back the rights to the album and it was withdrawn soon after.

In June 2011, she released the song "Video Games" on the Internet, accompanied by a self-made music video that went viral in the following months. The song was later released as a single in October, leading up to Del Rey's major-label debut album, Born to Die, which was released on January 31, 2012 through Interscope Records. Born to Die debuted at number one in seven countries, including the United Kingdom and Australia. The album has spawned two worldwide top 10 hits: "Video Games" and "Born to Die".

Abel Tesfaye (born February 16, 1990), better known by his stage name The Weeknd, is an R&BCanadian recording artist and record producer from Toronto. He began recording songs under The Weeknd and uploading them to YouTube in late 2010, though the identity of the individual behind the project was initially unknown. In March 2011, The Weeknd released a nine-song free album, House of Balloons which was critically acclaimed. The title track is based on a sample of Siouxsie and the Banshees' hit single "Happy House. The first album is a part of a trilogy which includes Thursday released in August of the same year and Echoes of Silence issued in December. In June, House of Balloons was named as one of ten shortlisted nominees of 2011 Polaris Music Prize but eventually lost to Arcade Fire's The Suburbs. On December 21, 2011 at 11:07 p.m. EST Tesfaye released his highly anticipated third mixtape Echoes of Silence. The Weeknd's site crashed shortly after due to the large number of downloads. The Weeknd quickly provided a Hulkshare link to keep the album available while the official site was down.