Question: Louisa Rose Allen, is better known by her stage name Foxes, is a British singer, songwriter and actress, her vocals featured on which Russian-German electronic dance music producer, 2012 single "Clarity"?
Context: "Clarity" is a song by Russian-German electronic dance music producer Zedd featuring the vocals of British singer Foxes.  It serves as the third single from his debut studio album of the same name.  The song was written by Zedd, Matthew Koma, Porter Robinson and Skylar Grey and released as iTunes Single of the Week on October 2, 2012, and as an EP on February 12, 2013 by Interscope Records.  Zedd has released an extended mix of the song exclusively on Beatport on November 12, 2012. "How Did You Know" is an Extended play single by electronic dance music producer and remixer Kurtis Mantronik.  The EP was released in 2003 on the Southern Fried Records label, and featured female British singer Mim on vocals.  It reached number 16. Clarity is the debut studio album by Russian-German electronic music producer Zedd, released on 5 October 2012 by Interscope Records.  A deluxe edition of the album was released on 24 September 2013, preceded by the release of the single "Stay the Night", which features Hayley Williams of Paramore, on 10 September 2013.  Upon its release, the album garnered mixed reviews from critics. "True Colors" is a song by Russian-German electronic music producer Zedd.  The original version of the song featured uncredited vocals by Tim James and was included on Zedd's second studio album, "True Colors" (2015).  The official single is a new version of the track with vocals provided by the American singer Kesha and was released as the album's fourth single on April 29, 2016.  They performed the song live at Coachella 2016.  The song appeared in "FIFA 17". "Spectrum" is a song by Russian-German electronic music producer Zedd.  It features the vocals from American singer Matthew Koma.  It was released as a single on June 4, 2012, and serves as the first single from Zedd's debut studio album "Clarity".  It was written by Koma and Zedd. Vienna Rose Dare (born January 9, 1989), is better known by her stage name V. Rose, is an American Christian electronic dance music singer.  Formerly signed to Clear Sight Music, she released three studio albums under that label, "V. Rose" in 2011 and "Forever After" in 2014, the latter of which charted at No. 28 on the "Billboard" Top Christian chart, and No. 16 on the Heatseekers.  "V. Rose" was re-released with a bonus disc in 2013 and titled "The Electro-Pop Deluxe".  She currently is signed to Inpop Records, where they released, "Young Dangerous Heart", on April 22, 2016. Jonathon Ng (born 23 December 1995), better known by his stage name EDEN is an Irish electronic music producer and singer-songwriter based in Dublin.  He formerly operated as The Eden Project, an alias that was discontinued in 2015.  Ng's work as The Eden Project featured more conventional styles of electronic dance music such as dubstep and drum and bass, while also being [rock and roll] .  while EDEN saw him venturing into a more indie pop style. Louisa Rose Allen (born 29 April 1989), better known by her stage name Foxes, is a British singer, songwriter and actress.  Her vocals featured on Zedd's 2012 single "Clarity", which peaked at number eight on the "Billboard" Hot 100 and won a Grammy Award for Best Dance Recording. Rara tech is an electronic music subgenre that fuses the Afro-Haitian genre rara with house music.  Haitian-style electronic dance music (EDM) in Haiti is often referred to as "HEDM" (Haitian electronic dance music).  The origins of the genre and term was pioneered by Haitian artist, music producer, and DJ, Gardy Girault. "Stay the Night" is a song by Russian-German electronic dance music producer Zedd, from the deluxe edition (2013) of his debut studio album, "Clarity " (2012).  It features vocals from Hayley Williams, the lead singer of American rock group Paramore.  The song was written by Zedd, Williams, Benjamin Eli Hanna, and Carah Faye.  "Stay the Night" was released to digital retailers on September 10, 2013, by Interscope Records as the lead single off the deluxe edition of "Clarity", and the fourth overall single from the album.
Answer: Zedd