Question: What singer, who originally sang a song included as the third single in Mel McDaniel's 1980 album "I'm Countryfied" had the nickname "Gentle Giant"?
Context: "Baby's Got Her Blue Jeans On" is a song written by Bob McDill and recorded by American country music artist Mel McDaniel.  It was released in October 1984 as the lead-off single from his album "Let It Roll".  It was a number-one hit on the U.S. "Billboard" Hot Country Songs chart in February 1985, and Mel McDaniel's only number-one single. "Stand Up" is a song recorded by American country music artist Mel McDaniel.  It was released in September 1985 as the lead single and title track from McDaniel's album "Stand Up".  It peaked at number 5 on the U.S. "Billboard" Hot Country Singles & Tracks chart and at number 3 on the Canadian "RPM" Country Tracks chart.  It was written by Bruce Channel, Ricky Ray Rector, and Sonny Throckmorton. I'm Countryfied is a 1980 country album by Mel McDaniel.  The album peaked at number 24 on the Top Country Albums charts.  The biggest hit on the album, and also one of McDaniel's biggest hits, was "Louisiana Saturday Night," which reached number 7 on the Hot Country Singles & Tracks charts.  Also on the US Country charts, the title track, "Countryfied," peaked at number 23, "Hello Daddy Good Morning Darling" peaked at number 39, and "Right in the Palm of Your Hand" peaked at number 10. "Real Good Feel Good Song" is a song written by Richard Fagan and Larry Alderman, and recorded by American country music artist Mel McDaniel.  It was released in April 1988 as the third single from McDaniel's album, "Now You're Talkin".  It peaked at number 9 on the U.S. "Billboard" Hot Country Singles & Tracks chart and number 4 on the Canadian "RPM" Country Tracks chart. "Right in the Palm of Your Hand" is the title of a country song written by Bob McDill.  The song was first recorded by Crystal Gayle on her 1976 album Crystal.  The only charting version of the song was recorded by American country music artist Mel McDaniel.  It was released in July 1981 as the fourth and final single from McDaniel's 1980 album, "I'm Countryfied".  It peaked at number 10 on the U.S. "Billboard" Hot Country Singles & Tracks chart and at number 17 on the Canadian "RPM" Country Tracks chart. Don Williams (born Donald Ray Williams; May 27, 1939 – September 8, 2017) was an American country singer, songwriter, and 2010 inductee to the Country Music Hall of Fame.  He began his solo career in 1971, singing popular ballads and amassing 17 number one country hits.  His straightforward yet smooth bass-baritone voice, soft tones, and imposing build earned him the nickname: "Gentle Giant" of country music. "Louisiana Saturday Night" is a song written by Bob McDill and recorded by American country music artist, Mel McDaniel.  It was released in March 1981 as the third single from McDaniel's 1980 album, "I'm Countryfied".  The song was originally sung by Don Williams.  The song is often mistakenly attributed to popular country music bands Alabama (band) and the Nitty Gritty Dirt Band.  Adding to the confusion, Tom.  T Hall wrote an earlier, unrelated song by the same name.  Hall's "Louisiana Saturday Night" was recorded by Mamou, Louisiana's Jimmy C. Newman in 1967. "God Made Love" is a song co-written and recorded by American country music artist, Mel McDaniel.  Recorded in June 1977 it was released in December of the year as the third and final single from McDaniel's album, "Gentle to Your Senses".  It peaked at number 11 on the U.S. "Billboard" Hot Country Singles & Tracks chart and number 12 on the Canadian "RPM" Country Tracks chart.  It was written by Dennis Linde, Mel McDaniel, Johnny MacRae, and Len Pollard "I Call It Love" is a song written by Bob McDill and recorded by American country music artist Mel McDaniel.  It was released in December 1983 as the lead single from McDaniel's album "Mel McDaniel with Oklahoma Wind".  It peaked at number 9 on the U.S. "Billboard" Hot Country Singles & Tracks chart and number 29 on the Canadian "RPM" Country Tracks chart. "Big Ole Brew" is a song written by Russell Smith, and recorded by American country music artist, Mel McDaniel.  It was released in June 1982 as the third single from his album "Take Me to the Country".  It peaked at both number 4 on the U.S. "Billboard" Hot Country Singles & Tracks chart and on the Canadian "RPM" Country Tracks chart.  It was originally recorded by the American country rock band Amazing Rhythm Aces, whose version appeared on their 1980 album, "How the Hell Do You Spell Rythum?" .
Answer: Don Williams