Question: ZZ Ward was a guest appearing in the release of what artist's hip hop recording?

Context paragraphs:
Isaiah Rashad: Isaiah Rashad McClain (born May 16, 1991), is an American hip hop recording artist and record producer from Chattanooga, Tennessee.  Rashad began taking rapping seriously in tenth grade, where he and his friends would record on laptops.  He spent the next few years recording at local recording studios.  His first big break would be touring with rappers Juicy J, Joey Badass and Smoke DZA among others, on the 2012 Smoker's Club Tour.  He is also a founding member of the Chattanooga hip hop collective The House along with fellow Chattanooga rapper TUT and a member of the Chicago hip hop collective The Village along with artist Kembe X, Alex Wiley and more.

Plan B (musician): Benjamin Paul Ballance-Drew (born 22 October 1983), primarily known as Plan B or Ben Drew, is an English hip hop recording artist, actor, film director and producer.  He first emerged as a hip hop recording artist releasing his critically acclaimed debut album "Who Needs Actions When You Got Words" in 2006.  His second studio album, "The Defamation of Strickland Banks" (2010), was a soul record and went straight to number one on the UK Albums Chart.  He has also collaborated with other artists such as Chase & Status, most notably on the 2009 top ten single "End Credits".

Zeebra: Zeebra (ジブラ , Jibura , born April 2, 1971) , real name Hideyuki Yokoi (横井英之 ) , is a Japanese hip hop recording artist and DJ who made his first appearance in 1995.  Zeebra is a former member of the hip-hop group King Giddra, which also included DJ Oasis and K Dub Shine, and the older brother of fellow hip hop recording artist SPHERE of INFLUENCE.  He went on to pursue a solo career shortly after in 1997, and signed with the Future Shock record label.

RetroHash: RetroHash is the second studio album by American hip hop recording artist Asher Roth.  The album was released on April 22, 2014, by Pale Fire and Federal Prism Records.  The album was solely produced by American production duo Blended Babies and features guest appearances from ZZ Ward, Currensy, Coyle Girelli, Vic Mensa, Major Myjah and Chuck Inglish.

DeLundon: DeLundon (born DeLundon Jimel Spearman on July 10, 1987 in Chicago, Illinois), also known as D-Lo, the D.L.O. and Hollywood Nicky is a hip hop recording artist, record producer and owner/founder of DeLu3.0LLC.  DeLundon released a full-length studio album called The Demonstration in 2007.  DeLundon will release a new album late 2010 via Tunecore.  Styled as the arch villain of hip hop.  DeLundon expresses Intrigue with the duality of good in evil; he lyrically weaves these themes in his music with a distinct delivery.  As a producer he describes his music as out of body.  His production style is equivalent to a 2012 version of Phil Spector.  Experimenting with multiple unrelated abstract mediums and fusing them together to create a hip-hop wall of sound.  In early 2012 DeLundon teamed up with Chicago producer Angelbeatz, to form the hip hop group, Angel/DeLundon, and the corresponding music group: Angelbeatz/DeLu3.0.

Longterm Mentality: Longterm Mentality is the debut studio album by American hip hop recording artist Ab-Soul.  It was released on April 5, 2011, by Top Dawg Entertainment (TDE), exclusively to digital retailers, serving as Ab-Soul's debut retail release.  The album features guest appearances from Jhené Aiko, Schoolboy Q, Kendrick Lamar, Punch, Alori Joh, JaVonté, MURS, BJ the Chicago Kid and Pat Brown, with the production from American hip hop record producers such as Tae Beast, Ayiro, Sounwave, AAyhasis, Context, Alexis Carrington and Tommy Black.  Upon its release, the album received a highly acclaimed by music critics.

McGruff (rapper): Herbert Brown, better known by his stage name McGruff (also known as Herb McGruff) is an American Hip hop recording artist from Harlem, New York City, New York.  Brown started rapping in his early teens.  He embarked on his music career in the hip hop group Bronx Most Wanted, alongside rappers Jay Q and Tee U.B. Brown later became a member of the hip hop collective Children of the Corn.  As a member of Children of the Corn, Brown worked alongside Big L, Cam'ron, Bloodshed and Mase, all of whom would go on to have successful careers in the music industry.  After the group disbanded without releasing any material, Brown made his first appearance on Big L's debut album, "Lifestylez ov da Poor & Dangerous" (1995), on the tracks "8 Iz Enuff" and "Dangerzone".  Eventually, Brown signed a deal with popular hip hop label, Uptown Records and began recording his debut album, "Destined to Be".  In early 1998, the album's lead single "Before We Start" became a minor hit, charting on several "Billboard" charts.  In the Summer of 1998, "Destined to Be" was released but failed to sell many copies, only peaking at 169 on the "Billboard" 200, and Brown was released from his contract.  Brown would make appearances with Heavy D on his album, "Waterbed Hev" and the "Woo" soundtrack.  In 2009, Brown appeared on Mase's mixtape "I Do the Impossible".  In 2010, he was featured heavily on The Diplomats mixtape, "The D.I.P. Agenda."  In 2014, DJ Kay Slay, enlisted Brown, along with Raekwon, Fat Joe, Ghostface Killah, Sheek Louch, N.O.R.E., Lil' Fame, Prodigy and Rell, for a song titled "90s Flow".

ZZ Ward: ZZ Ward (born Zsuzsanna Eva Ward; June 2, 1986) is an American musician, singer and songwriter.  She is signed to Boardwalk Entertainment Group and Hollywood Records, and managed by E. Kidd Bogart's Boardwalk Music Group.

C-Rayz Walz: Waleed Shabazz (born August 3, 1975), better known by his stage name C-Rayz Walz, is an American hip hop recording artist from The Bronx borough of New York City.  Aside from his solo career he is also a member of the East Coast hip hop syndicate, Stronghold.  C-Rayz Walz has been a fixture in the New York hip hop scene for years.  He hosts many hip-hop shows and events, has appeared on over 43 singles and launched his own label, SunCycle Entertainment.  C-Rayz has worked with several other artists in underground hip hop, including Aesop Rock, Immortal Technique, and Percee P.

A Tribute to Bad Santa Starring Mike Epps: Jim Jones & Skull Gang Present A Tribute to Bad Santa Starring Mike Epps is a Christmas-themed hip hop collaborative studio album by American hip hop recording artist Jim Jones and American hip hop group Skull Gang.  The album was released on November 25, 2008, by Koch Records and Splash.  The album features guest appearances from members of Dipset and ByrdGang, respectively.

Supporting paragraphs: RetroHash ZZ Ward
Answer: Asher Roth