Question: "Roc Me Out" is a song recorded by Barbadian recording artist Rihanna for her sixth studio album "Talk That Talk" (2011), it's a synthpop-influenced R&B song reminiscent of Rihanna's previous singles, including which song by Barbadian singer Rihanna from her fifth studio album, "Loud" (2010), that was released on January 21, 2011?
Context: "Birthday Cake" is a song by Barbadian recording artist Rihanna, from her sixth studio album, "Talk That Talk" (2011).  After it leaked onto the internet, fans expressed interest in the track being included on "Talk That Talk", but it was later revealed that the 1:18 (one minute, 18 seconds) length that leaked was in fact the final cut and was not being considered for inclusion on the album.  Due to a high level of fan interest, the song was included on the album as an interlude.  The full length version, also known as the official remix of the track, featuring Rihanna's ex-boyfriend Chris Brown, was premiered online on February 20, 2012, to coincide with Rihanna's 24th birthday.  The song peaked in the top fifty. "Do Ya Thang" is a song by Barbadian recording artist Rihanna, taken from the deluxe edition of her sixth studio album, "Talk That Talk" (2011).  It was written by Terius Nash and Rihanna herself, with production helmed by Nash under his stage-name The-Dream.  "Do Ya Thang" is an R&B song with prominent influences of music from the 1980s.  The song uses "catchy" drum breaks, synths and "funky" and "subtle" hook.  Lyrically, it is a complimentary love track that contains "curse" words and a repetitive chorus. "Drunk on Love" is a song by Barbadian recording artist Rihanna, from her sixth studio album "Talk That Talk" (2011).  The song was written by Ester Dean, Traci Hale, Mikkel S. Eriksen and Tor Erik Hermansen of StarGate and Baria Qureshi, Romy Croft, Oliver Sim and Jamie Smith of The xx, with production helmed by StarGate.  A power ballad, "Drunk on Love" samples the melody of The xx's song "Intro", which was included on their debut album "xx".  Instrumentation consists of "a storm of drums" and "clattering synths."  The song garnered mixed reviews from music critics, as they were divided on the song's composition as well as Rihanna's vocal performance.  Upon the release of "Talk That Talk", the song charted at number 55 on the South Korea Gaon International Chart and number 153 on the UK Singles Chart. "Watch n' Learn" is a song recorded by Barbadian recording artist Rihanna, for her sixth studio album "Talk That Talk" (2011).  It was written by Chauncey Hollis and Rihanna.  The production was done by Hollis under his stage-name Hit-Boy.  When Renea came with an idea and concept for the song, Hollis had already started working on the composition, without having in mind any particular artist.  With the work on the track being finished, it was forwarded to Rihanna and her label, which eagerly accepted it. "Skin" is a song by Barbadian recording artist Rihanna from her fifth studio album, "Loud" (2010).  The song was written by Kenneth Coby and Ursula Yancy, with production helmed by Soundz.  Musically, "Skin" is a R&B song that contains influences from pop, dance-pop and dubstep genres, whilst lyrically, the song is about being in a relationship with someone and only wanting to feel their skin close to the protagonists.  "Skin" received generally positive reviews from critics, as part of their overall review of "Loud", praising "Skins compositions as well as Rihanna's sensual vocal performance.  The song was included on the set list of the Loud Tour (2011), where Rihanna retrieves a man or woman from the audience near the end of the song, and performs a lap-dance whilst on an elevated platform.  "Skin" was also used in Rihanna's advertisement campaign for Armani Jeans. "Fading" is a song by Barbadian recording artist Rihanna from her fifth studio album, "Loud" (2010).  The song was written by Jamal Jones and Ester Dean, whilst production of the song was completed by Jones under his production name, Polow da Don.  Musically, the song samples Irish instrumentalist and singer-songwriter Enya' s "One by One", whilst lyrically, the song is about leaving a man in a relationship.  After "Loud" had strong digital download sales in the United Kingdom, "Fading" charted at number 187 on that country's singles chart in November 2010.  The song received generally positive reviews from music critics, who praised da Don's production, but one critic criticized Rihanna for copying herself and failing to create something different.  Some critics also compared it to one of Rihanna's previous singles, "Take A Bow".  The song has also been performed on select dates of the Loud Tour (2011). The Loud Tour was the fourth overall and third world concert tour by Barbadian recording artist Rihanna.  Performing in over twenty countries in the Americas and Europe, the tour was launched in support of Rihanna's fifth studio album "Loud" (2010) but eventually supported her following album "Talk that Talk" as it was released during the tour, in November 2011.  Critics acclaimed the show for its liveliness and higher caliber of quality when compared to Rihanna's previous tours.  The Loud Tour was a large commercial success, experiencing demand for an extension of shows in the United Kingdom due to popularity.  In London, Rihanna played a record breaking 10 dates at The O2 Arena.  The tour ultimately grossed an estimated value of US$90 million from 98 reported shows and a total audience of 1,200,800.  The Loud Tour became the 7th highest grossing tour of 2011. "Roc Me Out" is a song recorded by Barbadian recording artist Rihanna for her sixth studio album "Talk That Talk" (2011).  It was written by Ester Dean, Robert Swire, Gareth McGrillen, Mikkel S. Eriksen and Tor Erik Hermansen.  The track was produced by StarGate (Eriksen and Hermansen) and Knife Party (Swire and McGrillen).  "Roc Me Out" is a synthpop-influenced R&B song reminiscent of Rihanna's previous singles "Rude Boy" and "S&M".  It is set in "chugging" tempo and features heavy synths, "contagious" hooks and West Indian nuances.  Lyrically, the song features Rihanna sexually seducing her lover, while revealing her "nasty secrets".  Contemporary music critics were divided in their reviews of "Roc Me Out"; some of them labeled the song as a highlight on the album, while others criticized its similarity to Rihanna's previous singles.  Upon the release of "Talk That Talk", the song debuted on the lower regions of the singles charts in South Korea and the United Kingdom at number 73 and 176 respectively. "S&M" is a song by Barbadian singer Rihanna from her fifth studio album, "Loud" (2010).  The song was released on January 21, 2011, as the fourth single from the album.  The American songwriter Ester Dean wrote "S&M" in collaboration with the producers Stargate and Sandy Vee.  Backed by bass beats, a keyboard and guitars, it is an uptempo hi-NRG-Eurodance track with lyrics that revolve around sexual intercourse, sadomasochism, bondage, and fetishes. Talk That Talk is the sixth studio album by Barbadian singer Rihanna, released on November 18, 2011, by Def Jam Recordings and SRP Records.  It was recorded while traveling for the Loud Tour between February and November 2011, and was originally planned to be a reissue of her previous studio album "Loud" (2010).  As executive producer, Rihanna enlisted a wide range of producers including Alex da Kid, Calvin Harris, Chase & Status, No I.D., and StarGate to achieve her desired sound.  Following in the same vein as "Loud", "Talk That Talk" is a dance-oriented pop/R&B crossover album that incorporates elements of hip hop, dubstep, electronic and house music.  The album also continues to have subtle dancehall genres, whilst its lyrical content and themes revolve around a nihilist, romantic and lascivious lover.
Answer: S&M