Title: Lord Have Mercy on the Working Man
Content:  "Lord Have Mercy on the Working Man" is a song written by Kostas and recorded by American country music singer Travis Tritt. It was released in August 1992 as the first of five singles from his third studio album, T-R-O-U-B-L-E. The song became Tritt's tenth entry on the Billboard Hot Country Singles & Tracks (now Hot Country Songs) charts, where it peaked at number 5.
Title: Lord Have Mercy on the Working Man
Content:  "Lord Have Mercy on the Working Man" is a moderate up-tempo whose lyrics centralize on a theme of economic injustice towards blue collar workers. The instrumentation features various forms of percussion from Sam Bacco, including crotales, wobble board, spoons and a broom. Richard Bennett and Wendell Cox play guitar solos before the third verse, and Brooks & Dunn, T. Graham Brown, George Jones, Little Texas, Dana McVicker, Tanya Tucker and Porter Wagoner all sing background vocals on the final chorus.
Title: Lord Have Mercy on the Working Man
Content:  "Lord Have Mercy on the Working Man" spent 20 weeks on the Billboard Hot Country Singles & Tracks (now Hot Country Songs) charts in 1992, peaking at number 5 for the chart dated November 7. The song also reached number 10 on the Canadian RPM Country Tracks charts.
Title: Lord Have Mercy on the Working Man
Content:  Jack Cole directed the song's music video. In the book Country Music Culture: From Hard Times to Heaven, Curtis W. Ellison wrote that the song's music video "confronted a litany of personal oppressions attributed to government policy" that coincided with Bill Clinton's presidential campaign.
Title: Lord Have Mercy on the Working Man
Content: Sam Bacco &ndash; bass drum, spoons, wobble board, broom ; Richard Bennett &ndash; acoustic guitar, slide guitar ; Mike Brignardello &ndash; bass guitar ; Brooks & Dunn &ndash; additional backing vocals on final chorus ; T. Graham Brown &ndash; additional backing vocals on final chorus ; Larry Byrom &ndash; acoustic guitar ; Wendell Cox &ndash; electric guitar ; Terry Crisp &ndash; pedal steel guitar, resonator guitar ; Stuart Duncan &ndash; fiddle ; George Jones &ndash; additional backing vocals on final chorus ; Little Texas &ndash; additional backing vocals on final chorus ; Dana McVicker &ndash; additional backing vocals on final chorus ; Matt Rollings &ndash; piano ; Jimmy Joe Ruggiere &ndash; harmonica ; Steve Turner &ndash; drums ; Billy Joe Walker Jr. &ndash; acoustic guitar, electric guitar ; Travis Tritt &ndash; vocals ; Tanya Tucker &ndash; additional backing vocals on final chorus ; Porter Wagoner &ndash; additional backing vocals on final chorus ; Dennis Wilson &ndash; backing vocals ; Curtis Young &ndash; backing vocals 
Title: Lord Have Mercy on a Country Boy
Content:  "Lord Have Mercy on a Country Boy" is a song written by Bob McDill, and recorded by American country music artist Don Williams. It was released in May 1991 as the third single from his album True Love. The song was Williams' last top ten single, peaking at no. 7 on Hot Country Songs and no. 17 on Canadian RPM Country Tracks. The song has been covered by a number of artists, most notably Josh Turner on his 2006 album Your Man.
Title: T-R-O-U-B-L-E
Content:  "Lord Have Mercy on the Working Man" was the first single released from this album. This song, written by Kostas, features Brooks & Dunn, T. Graham Brown, George Jones, Little Texas, Dana McVicker, Tanya Tucker and Porter Wagoner as backing vocalists on the final chorus. Two cover songs are also included: the title track, originally a single in 1975 for Elvis Presley, and "Leave My Girl Alone", previously recorded by Stevie Ray Vaughan on his 1989 album In Step, and Chicago blues guitarist Buddy Guy before that.
Title: Have Mercy on the Criminal
Content:  "Have Mercy on the Criminal" is a song by Elton John released on his 1973 album, Don't Shoot Me I'm Only the Piano Player. It is the most frequent live-track on the album besides the two dominating singles, "Daniel" and "Crocodile Rock".
Title: Lord Have Mercy on the Working Man
Content:  Teresa M. Walker, in her review for the Gainesville Sun, said that with the assistance from superstars on the final chorus, the song "should shoot up the charts." Dave Larsen of the Dayton Daily News cited it as one of the stronger tracks on the album, saying that the album "works best when Tritt sticks with the populist approach." Alanna Nash of Entertainment Weekly said of the song, "Tritt finds a solid image for his laborer's lament[…]But the melody is so slight that he resorts to an acoustic arrangement that evokes Jimmie Rodgers and the young Roy Acuff." Deborah Evans Price, of Billboard magazine gave the song a mixed review, saying that while the final chorus of song features famous country artists, it was too bad that the entire song isn't as strong as the last verse.
Title: Somebody Have Mercy
Content:  "Somebody Have Mercy" is a song by American singer-songwriter Sam Cooke, originally released in April 1962 on the album Twistin' the Night Away.

Question: who wrote lord have mercy on the working man?
Answer: Kostas.