Question: Sons of the country music songwriter and producer from Pantego, Texas, supported what project on their world tour?

Context articles: List of Demi Lovato live performances
Bob Ferguson (musician)
Dance Again World Tour
Who's That Girl World Tour
Jerry Abbott
DCX MMXVI World Tour
Buddy Cannon
List of Beyoncé live performances
Rebel Meets Rebel
Euphoria Tour (Enrique Iglesias)

American singer Demi Lovato has embarked six concert tours and performed live at various award ceremonies and television shows.
 Her debut promotional tour in 2008, Demi Live!
 Warm Up Tour was based in North America only and supported her debut studio album, "Don't Forget" (2008).
 At the same year, Lovato served as one of the opening acts for Jonas Brothers on their fifth concert tour, Burnin' Up Tour.
 Lovato also served as one of the opening acts for Avril Lavigne on her third concert tour, The Best Damn World Tour on selected dates in North America.
 In 2009, Lovato performed as the opening act on the Jonas Brothers World Tour 2009 with Jonas Brothers during the South American and European legs, before she continued to tour her first headlining tour, during Summer 2009, promoting her debut album "Don't Forget" and her sophomore album "Here We Go Again".
 The tour featured opening acts, David Archuleta, Jordan Pruitt and KSM.
 In 2010, Lovato performed as the opening act on Jonas Brothers' Live in Concert World Tour 2010.
 On November 1, 2010, Lovato left the tour after a dispute arose to the public light involving her apparently punching one of the dancers of the tour.
 After Lovato left, she was interned in a treatment center to seek out help.
Robert Bruce Ferguson (December 30, 1927 – July 22, 2001) was an American country music songwriter and record producer who was instrumental in establishing Nashville, Tennessee as a center of country music.
 He was also a movie producer, and Choctaw Indian historian.
 Ferguson is best known for writing the bestselling songs "On the Wings of a Dove" and "The Carroll County Accident".
 The "Carroll County Accident" won the Country Music Association Song of the Year in 1969.
 In 1983 "Wings of a Dove" was featured in the movie "Tender Mercies" starring Robert Duvall.
 In 1987, Broadcast Music Incorporated (BMI) awarded Ferguson with the "million air" plays for the "Wings of a Dove."
Dance Again World Tour was the first worldwide concert tour by American entertainer Jennifer Lopez.
 Throughout majority her music career, beginning in 1999, a world tour by Lopez was anticipated, though it never materialized.
 Following the release of her seventh studio album "Love?
" (2011), she was more intent on touring than ever.
 However, it was not until March 2012 when the tour came into the works.
 As rumors began to circulate, Lopez later confirmed that April that she would be embarking on her first ever world tour.
 She was joined by Spanish recording artist Enrique Iglesias for the North American leg of the tour, which was presented by State Farm Insurance and promoted by AEG Live.
 The Dance Again World Tour also visited Australia, Asia, South America and Europe.
 It commenced on June 14, 2012 in Panama, and concluded on December 22, 2012 in Puerto Rico.
Who's That Girl World Tour was the second concert tour by American singer and songwriter Madonna.
 The tour supported her 1986 third studio album "True Blue", as well as the 1987 soundtrack "Who's That Girl".
 It was Madonna's first world tour, reaching Asia, North America and Europe.
 Musically and technically superior to her previous initiative, the Who's That Girl Tour incorporated multimedia components to make the show more appealing.
Jerry Bob Abbott (born April 8, 1944) in Abilene, Texas, is a country music songwriter and record producer from Pantego, Texas.
 He is also the father of "Dimebag" Darrell Abbott, and Vinnie Paul Abbott, both of Pantera, Rebel Meets Rebel and Damageplan.
The DCX MMXVI World Tour was the fifth headlining concert tour from American country music trio Dixie Chicks.
 It started on April 16, 2016, in Antwerp, Belgium and finished on April 18, 2017, in London, Ontario, Canada.
 This tour is the first time in ten years the band has toured the United States and Australia as a headlining act.
 It is the first time the band will perform in New Zealand.
 For the shows in 2017, the tour will be renamed the DCX MMXVII World Tour.
Buddy Cannon (born in Lexington, Tennessee, August 9, 1947) is an American country music songwriter and record producer.
 Active since the late 1970s, he is known primarily for his work as Kenny Chesney's record producer, for which he won the Academy of Country Music's Producer of the Year award in 2006.
American singer Beyoncé has embarked on six concert tours during her solo career, four of which have been worldwide and two of which have been collaborative.
 Her solo tour debut (whilst on hiatus with Destiny's Child) began in 2003, with the Dangerously in Love Tour.
 Based predominantly in the United Kingdom, the tour received an unfavorable review from Dave Simpson of "The Guardian" based on Beyoncé's costumes and a confusion of her core audience at the time.
 In 2007, she embarked on her first major solo world tour – The Beyoncé Experience, following Destiny's Child's disbandment in 2005.
 The tour visited five continents and Beyoncé was lauded by music journalism for her simultaneous dancing and singing abilities.
 Following the release of her 2008 third studio album "I Am... Sasha Fierce", Beyoncé embarked on her next world concert venture, the I Am... World Tour.
 She collaborated with Thierry Mugler exclusively for the tour's costumes.
 The I Am... World Tour also marked the first time Beyoncé had performed in South American countries.
 Beyoncé saw her most commercially successful tour to date with 2013-2014's The Mrs. Carter Show World Tour.
 Grossing US $229,727,960, the 132 date venture was criticised for the name of the tour, as Beyoncé appeared to be letting herself be known as simply Shawn "Jay-Z" Carter's wife, despite being proclaimed as a "modern-day feminist".
 The tour itself however was lauded by music critics, who again praised Beyoncé's performance abilities and the more advanced production seen compared to her previous tours.
Rebel Meets Rebel is a country metal album by David Allan Coe and Pantera members Dimebag Darrell, Rex Brown, and Vinnie Paul.
 The music was written and recorded by the band when the musicians had time aside from their other projects, including Pantera's world tour supporting "Reinventing the Steel".
The Euphoria Tour was the seventh concert tour by the Spanish recording artist Enrique Iglesias.
 The tour supported his ninth studio album, "Euphoria".
 Beginning in January 2011, Iglesias performed in the Americas, Europe, Asia and Australia.
 The tour ended in July 2012.
 The tour ranked 38th in Pollstar's "Top 50 Worldwide Tour (Mid-Year)", earning roughly 20 million dollars.
 At the conclusion of 2011, the tour placed 23rd on Billboard's annual, "Top 25 Tours", earning over $30 million with 38 shows.
 Iglesias also won an award for Touring Artist of the Year for Euphoria World Tour at Billoard Latin Music Awards of 2012.
 It is estimated that the world tour of this work, which began in January 2011 in San Juan, Puerto Rico, in November and endeds in Austin, Texas, will have been seen by a total of 1,312,579 viewers