Question: The Harlem Globetrotters have a signature song of the whistled version of the tune composed in what year?

Context paragraphs:
The Harlem Globetrotters Popcorn Machine: The Harlem Globetrotters Popcorn Machine was a Saturday morning variety show featuring players from the basketball team the Harlem Globetrotters singing, dancing, and performing comedy sketches.  Broadcast in 1974, it was produced by Funhouse Productions for Viacom Productions.

Marques Haynes: Marques Haynes (March 10, 1926 – May 22, 2015) was an American professional basketball player and member of the Harlem Globetrotters, notable for his remarkable ability to dribble the ball and keep it away from defenders.  According to the 1988 film "Harlem Globetrotters: Six Decades of Magic", Haynes could dribble the ball as many as 348 times a minute.

The Super Globetrotters: The Super Globetrotters is a 30-minute Saturday morning animated series produced by Hanna-Barbera Productions.  It premiered on NBC on September 22, 1979 and ran for 13 episodes.  It was a spin-off series from Hanna-Barbera's "Harlem Globetrotters".  Unlike the original "Globetrotters" series, "The Super Globetrotters" was solely produced by Hanna-Barbera, whereas the original series was co-produced with CBS Productions.  Thus, "Super Globetrotters" later became incorporated into the library of Warner Bros. while the original series remains under CBS ownership.

Saul White Jr.: Saul White Jr., nicknamed Flip White or "Flip", is a basketball player and a member of the Harlem Globetrotters.  He spent his early childhood in a small town outside of Chicago, called Summit, Illinois.  He started playing basketball at the age of 4.  His father, Saul White Sr., put the basketball in his hands .  Saul White Sr. was an outstanding basketball player.  Saul Sr. played with the likes of former NBA player, Doc Rivers & Isiah Thomas.  Saul White Jr. wanted to follow after his father's footsteps.  Saul White Jr. attended Argo Community High School, where he would play basketball for 3 years.  Saul White Jr. didn't really tap into his potential until his Junior year in high school.  It took him till Junior year in high school to start loving the game of basketball.  Saul's Senior year in high school he went out for track & on his first jump ever in high jump.  He jumped 6 ft 6 & qualified for indoor state.  Even though he didn't win state, it was a great experience for him.  He also qualified for outdoor state as well, with another jump of 6 ft 6.  Saul didn't get many schools looking at him finishing up his Senior year.  He happened receive a full scholarship to play basketball at Moraine Valley Community College.  Moraine Valley happened to be the same school his father attended.  After Moraine Valley, Saul played in the IBL (semi-pro) league for the Ohio Hidden Gems.  After playing in the IBL, he landed himself with The World Famous Harlem Globetrotters.  Saul White Jr. continues to follow his dreams.

Harlem Globetrotters (video game): Harlem Globetrotters is a multiplatform sports video game for the Nintendo Entertainment System and MS-DOS.  The game allows players to control the Harlem Globetrotters basketball team.

Harlem Globetrotters (TV series): Harlem Globetrotters (called Harlem Globe Trotters in the opening titles) is a Saturday morning cartoon produced by Hanna-Barbera and CBS Productions, featuring animated versions of players from the famous basketball team, Harlem Globetrotters.

The Harlem Globetrotters (film): The Harlem Globetrotters is a 1951 Sport/Drama film about the famous African American basketball team The Harlem Globetrotters released by Columbia Pictures.  The film stars Thomas Gomez, Bill Walker, Dorothy Dandridge, Angela Clarke, and Peter M. Thompson.

Harlem Globetrotters: The Harlem Globetrotters are an exhibition basketball team that combines athleticism, theater, and comedy.  Over the years they have played more than 26,000 exhibition games in 122 countries and territories.  The team's signature song is Brother Bones's whistled version of "Sweet Georgia Brown".  Their mascot is an anthropomorphized globe named Globie.  The team plays over 450 live events worldwide each year.  The team is currently owned by Herschend Family Entertainment.  The executive offices for the team are located in suburban Atlanta.

National Basketball Retired Players Association: The National Basketball Retired Players Association (NBRPA) is a non-profit association composed of former professional basketball players of the NBA, ABA, Harlem Globetrotters, and WNBA.  It was founded in 1992 by NBA Hall of Famers Dave DeBusschere, Dave Bing, Dave Cowens, Oscar Robertson and former NBA point guard Archie Clark.  Also referred to as the Legends of Basketball, the NBRPA serves as the official alumni organization for the NBA, ABA, Harlem Globetrotters, and WNBA.

Sweet Georgia Brown: "Sweet Georgia Brown" is a jazz standard and pop tune composed in 1925 by Ben Bernie and Maceo Pinkard, with lyrics by Kenneth Casey.

Supporting paragraphs: Harlem Globetrotters Sweet Georgia Brown
Answer: 1925