Buffy Lawson is an American country music singer formerly part of the music duo Bomshel.
 Bomshel was started in 2004 by lead singer Buffy "Buf" Lawson and fiddle player Kristy Osmunson, and together they signed with Curb Records.
 Bomshel's original lineup charted four singles on the "Billboard" Hot Country Songs charts and recorded an unreleased album called "Bomshel Stomp".
 One of their songs, "The Power of One", was included in the soundtrack to the film "Evan Almighty".
 Lawson departed in December 2007 and began her solo career signed under Wrinkled Records.
Frank Robert "Frankie" Ballard IV, (born December 16, 1982) is an American country music singer-songwriter and guitarist.
 He has released two albums each for Reprise Records and Warner Bros.
 Records, and has charted four singles on the Hot Country Songs charts.
 He played college baseball at Mott Community College.
 He then continued to pursue college baseball by playing in the NCAA with Western Michigan University.
Keith Lionel Urban (born 26 October 1967) is a New Zealand-born Australian country music singer, songwriter, guitarist, musician, TV show judge and record producer.
 In 1991, he released a self-titled debut album and charted four singles in Australia before moving to the United States the following year.
 He found work as a session guitarist before starting a band known as The Ranch, which recorded one studio album on Capitol Nashville and charted two singles on the "Billboard" Hot Country Songs chart.
I Love It is the second studio album released by American country music singer Craig Morgan.
 The album contains four singles: "God, Family And Country", "Almost Home", "Every Friday Afternoon", and "Look at Us", all of which entered the Hot Country Songs charts between 2002 and 2004.
 "Almost Home" was the highest peaking single of these four, reaching a peak of number 6 on the country charts.
Bomshel was an American country music duo founded in 2005 by lead singer Buffy "Buf" Lawson and fiddle player Kristy Osmunson.
 Signed to Curb Records in 2004, Bomshel's original lineup charted four singles on the "Billboard" Hot Country Songs charts, and recorded an unreleased album called "Bomshel Stomp".
 One of their songs, "The Power of One", was included in the soundtrack to the film "Evan Almighty".
 Lawson departed in December 2007, and Kelley Shepard was chosen as her replacement.
 The new lineup of Shepard and Osmunson released four more singles, including "Fight Like a Girl" and "19 and Crazy," both of which reached the Country Top 40.
 In October 2009, Bomshel released its debut album, also titled "Fight Like a Girl".
 Bomshel released Hallleluy'all" in 2013 before disbanding, and Osmunson founded a second duo called American Young.
"Tell Me You Get Lonely" is a debut song recorded by American country music artist Frankie Ballard.
 It was released in June 2010 as the first single from the album "Frankie Ballard".
 The song reached number 33 on the "Billboard" Hot Country Songs chart.
 The song was written by Dallas Davidson and Marty Dodson.
Unleashed is the seventh studio album by American country music singer Toby Keith, released in 2002 on DreamWorks Records Nashville.
 Certified 4× platinum for sales of four million copies in the U.S., the album produced four hit singles on the Hot Country Songs charts: "Courtesy of the Red, White and Blue (The Angry American)", "Who's Your Daddy?"
, "Rock You Baby", and "Beer for My Horses".
 All of these singles reached number one on the Hot Country Songs charts, except "Rock You Baby" which peaked at number 13.
Used Heart for Sale is the debut studio album of American country music singer Gary Allan.
 It was released on September 24, 1996 on the Decca Records Nashville label.
 This was Allan's first studio album, and has been certified gold by the RIAA.
 It produced four singles on the "Billboard" Hot Country Songs charts: "Her Man", "Living in a House Full of Love", "From Where I'm Sitting", and "Forever and a Day".
 While "Her Man" reached Top 10 on the country charts, none of the other three singles reached Top 40.
Jacky Ward (born November 18, 1946, Groveton, Texas, United States) is an American country music artist.
 Between 1972 and 1982 he released four albums with Mercury Records, and charted more than fifteen singles on the "Billboard" Hot Country Singles (now Hot Country Songs charts.
 His highest-peaking single, "A Lover's Question", reached No. 3 on the charts in 1978.
 In Ward's career, he recorded three duets with Reba McEntire, including McEntire's first Top 40 country hit, "Three Sheets in the Wind".
 After leaving Mercury in the early 1980s, Ward briefly signed to Asylum Records, releasing a cover of Ricky Nelson's "Travelin' Man" that year.
 Although he released four singles for the label, Ward never issued an album on Asylum, and left the country music business in the late 1980s.
Donovan Chapman (born in Farmerville, Louisiana) is an American country music artist.
 he has recorded two studio albums: one on Curb Records, and one on Category 5 Records.
 He has also charted four singles on the "Billboard" Hot Country Songs charts, with his highest being the No. 42-peaking "House Like That" in late 2006-early 2007.

Question: When was released the first single of an album of an american country music singer that has charted four singles on the Hot Country Songs Charts?
Answer: in June 2010