Question: Who is a guest appearance on Live @ Club U, Volume II?
Context: Longplay Album – Volume II was the second album by the Dutch soundalike studio group Stars on 45, released on the CNR Records label in The Netherlands in August 1981.  In the US the album was retitled "Stars On Long Play II", released on Radio Records and credited to 'Stars On'.  In the UK, Ireland, Australia and New Zealand the album was listed as "Stars on 45 Volume 2" or "Stars on 45 - The Album - Volume 2", credited to Starsound and issued on CBS Records.  Just like the first Stars on 45 album "Longplay Album – Volume II" was also officially released in the Soviet Union and the Eastern Bloc by state-owned label Melodiya, credited to Stars On 45 but under the title "Discotheque Stars 2". Live at Keystone is an album by Merl Saunders, Jerry Garcia, John Kahn, and Bill Vitt.  It was recorded live at the Keystone in Berkeley, California on July 10 and 11, 1973, and released later that year as a two-disc vinyl LP.  It was re-released in 1988, with additional tracks, as two separate CDs, called Live at Keystone Volume I and Live at Keystone Volume II. Extreme Volume II Live is the second live album by Racer X, released by Shrapnel Records.  Although it succeeds the release of "Extreme Volume Live" by four years, the songs on the album were actually recorded at the same time.  At the time of the album's release, Racer X was on hiatus. 12 Gold Bars Volume II is a 1984 compilation album by English rock band Status Quo, released on Vertigo Records on 23 November 1984.  It compiles all their UK hit singles from 1980 to 1984.  The album was packaged as a gatefold vinyl LP and double cassette, containing "12 Gold Bars" as a bonus album alongside "Volume II". Douglas E. Davis (born September 17, 1966), better known by the stage name Doug E. Fresh, is a Barbadian born American rapper, record producer, and beatboxer, also known as the Human Beat Box.  The pioneer of 20th-century American beatboxing, Fresh is able to accurately imitate drum machines and various special effects using only his mouth, lips, gums, throat, tongue and a microphone. Doin' It Old School Style (also title as Doin' It Old School Style: Live at Club U) is a double-live album released on May 8, 2001 by the Washington, D.C.-based go-go band Rare Essence.  The album was recorded live on September 9, 2000 at Club U, a music venue located on the historic U Street in Northwest, Washington, D.C., and includes the go-go rendition of Sade's song "No Ordinary Love". Live @ Club U, Volume II (also referred to as Old School Go-Go Meets Old School Hip-Hop) is a live album released on July 29, 2003, by the Washington, D.C-based go-go band Rare Essence.  The album is follow-up to the 2001 album "Doin' It Old School Style" (also recorded live at Club U) and features guest appearances by Doug E. Fresh & the Get Fresh Crew and Anthony "Lil' Benny" Harley. Greatest Hits Volume II, also known as Greatest Hits Volume II... and Some Other Stuff, is the third greatest hits compilation album by American country music artist Alan Jackson.  The original version of this album was only available through December, 2003 and contained two discs: the first disc has 16 hits and two new cuts, while the second disc has eight album tracks.  Subsequent releases contained only the first disc. The Best of The Byrds: Greatest Hits, Volume II is the third greatest hits album by the American rock band The Byrds, but only the second to be released in the United States, since the earlier "The Byrds' Greatest Hits Volume II" had only been issued in the UK.  The album was released in the U.S. by Columbia Records on November 10, 1972 ("see" 1972 in music) in lieu of any new Byrds' product during that year.  It spent a total of thirteen weeks on the "Billboard" Top LPs & Tapes chart and peaked at number 114. "Volume III" a.k.a. "Stars on 45 Volume 3" was a song issued in 1981 by the Dutch studio group Stars on 45, in the UK credited to 'Starsound'.  It was the second single from the band's second full-length release "Longplay Album - Volume II" (UK title: "Stars On 45 - The Album - Volume 2", US title: "Stars on Longplay II").
Answer: Doug E. Fresh