"Baby Blue" is a song by American rapper Action Bronson.
 It was released on March 3, 2015 as the fourth and final single off his second album "Mr. Wonderful" (2015).
 It features a guest appearance from fellow rapper Chance the Rapper.
 It was co-written by both artists, along with Zane Lowe (who co-wrote the chorus) and Mark Ronson, who also produced the song.
 A hip hop breakup song, "Baby Blue" is the closer to a three-part suite along with "City Boy Blues" and "A Light in the Addict" that's preluded by the album's interlude, "Thug Love Story 2017 The Musical".
Stayve Jerome Thomas (born September 8, 1980), better known as Slim Thug, is an American rapper.
 He gained mainstream attention for his contribution to the popular single from rapper Mike Jones, "Still Tippin'".
Amy Berg grew up in Castro Valley, California, USA.
 She is an American TV writer and showrunner, known best for her work on "Counterpart", "Da Vinci's Demons", "Person of Interest", "Eureka", "Leverage", and "The 4400".
 Her other television credits include "Boomtown" and "Threshold".
 She was also a featured performer at w00tstock 3.0 during San Diego Comic Con in 2011.
 In September 2011, she made a guest appearance as herself in an episode of "Eureka" guest star Felicia Day's web series "The Guild".
 Similarly, in May 2013 she made a guest appearance as herself in an episode of "Eureka" and "Leverage" guest star Wil Wheaton's web series "TableTop".
Yasue Sato (佐藤 康恵 , Satō Yasue , born December 7, 1978 in the Saitama Prefecture, Honshū, Japan) is a Japanese actress and model, and formally trained in ballet.
 She made her acting debut in the movie Bounce Ko Gals (1997), for which she was given a Best New Talent award at the Yokohama Film Festival.
 She has since appeared in other feature films including I Love Peace (2003), Mimibukuro Ghost Stories (2004) and Welcome, Patient (2005).
 She has also made numerous stage performances, including Mirandolina (1998) and Wee Thomas (2003).
 in 2001, made a guest appearance in the movie Hyakujuu Sentai Gaoranger: Fire Mountain Roars.
 She played as Nagi Saijyo in Ultraman Nexus.
 Her most recent role was a guest appearance in GARO where she played as the Makai Priestess Jabi for 3 episodes.
 She returned to show in .
 She is also a music artist under the Japan Sony label.
 She was also the voice actress for Demento, or the voice actor for the video game, Haunting Ground.
 She worked under her stage name "さとう やすえ" (the same reading) from 2006 to 2012.
"The Murda Show" is a 1993 song by West Coast rapper Spice 1.
 The song originally appeared on the album, "187 He Wrote".
 It featured a guest appearance by fellow West Coast rapper MC Eiht, and this song would mark the beginning of a business relationship between the two rappers, and would be the first of many collaborations between the two over the years.
 Released at what was arguably the height of Spice's career, the song peaked at #50 on the "Billboard" Hot Rap Songs chart.
 A music video was made for the song and the song would be released as a 12-inch single.
 A sequel song, entitled "The Murder Show, Pt. 2" was later recorded by the two rappers in 2004 for their first collaboration album entitled The Pioneers.
I'm Around is the third mixtape American rapper Remy Ma.
 The mixtape was released on October 31, 2014.
 "I'm Around" features a guest appearance from Remy Ma's husband, rapper Papoose, and DJ Khaled.
 Production derives from Certifyd, J Notes, and Ted Smooth - among others.
 The album is the rapper's first official post-prison musical project
The Beginning is the fifth studio album by American rapper Trae.
 It was released on October 14, 2008, by Rap-A-Lot Records, G's Up, Ice Age Entertainment, Asylum Records and Warner Bros.
 Records.
 The album features guest appearances from Slim Thug, Dallas, Paul Wall, Khujo (from the southern hip hop group Goodie Mob), Z-Ro, Jay'Ton, Russell and Lil' Boss.
In show business, a guest appearance is the participation of an outsider performer (such as a musician or actor) in an event such as a music record or concert, show, etc., when the performer does not belong to the regular cast, band or other performing group.
 In music, such an outside performer is often referred to as a guest artist.
 In performance art, the terms guest role or guest star are also common, the latter term specifically indicating the guest appearance of a celebrity.
 The latter is often also credited as "special guest star" or "special musical guest star" by some production companies.
Celestine and Etta Tavernier are fictional characters from the BBC soap opera "EastEnders", played by Leroy Golding and Jacqui Gordon-Lawrence respectively.
 Both appear primarily in the serial as a married couple between 1990 and 1992.
 Celestine makes a further guest appearance in 1993, while Etta makes a guest appearance in 1994, both visiting remaining members of the Tavernier family.
 Celestine is portrayed as a strict disciplinarian and a devout Christian who expects everyone in his family to show similar dedication to the church and abide by his rules.
 His unwavering demand for respect often alienates his children and almost causes the breakdown of his marriage.
 Also religious, Etta is portrayed as a career woman; her most prominent storylines concern marital problems and crises of faith.
"Professional Rapper" is a song by American rapper Lil Dicky from his debut studio album "Professional Rapper".
 It was released on July 31, 2015 as the album's second single.
 It was produced by Stan Lane and features a guest appearance by West Coast hip hop artist Snoop Dogg.

Question: The Beginning features a guest appearance from the rapper of what nationality?
Answer: American