The annual Macy's Thanksgiving Day Parade in New York City, the world's largest parade, is presented by the U.S.-based department store chain Macy's.
 The tradition started in 1924, tying it for the second-oldest Thanksgiving parade in the United States with America's Thanksgiving Parade in Detroit (with both parades being four years younger than the 6abc Dunkin' Donuts Thanksgiving Day Parade in Philadelphia).
 The three-hour Macy's event is held in Manhattan starting at 9:00 a.m. Eastern Standard Time on Thanksgiving Day, and has been televised nationally on NBC since 1952.
"New York at War" was a military parade and civilian home front procession held supporting the World War II mobilization effort on June 13, 1942.
 It was considered at the time the largest parade ever held in New York City, with 500,000 marching up Fifth Avenue (from Washington Square Park to 79th Street), and 2,500,000 spectators in attendance.
The Houston Art Car Parade is an annual event in Houston, Texas, featuring a display of all types of rolling art.
 The first and largest Art Car parade in the world, at any given parade spectators will see cars, bicycles, motorcycles, roller-skaters, and many other types of motorized and human-powered vehicles all decorated in various themes.
 There are also classic cars, lowriders, and various other highly modified roadworthy vehicles.
 The parade has been a Houston tradition since 1988, when 40 decorated vehicles were featured during the Houston International Festival.
 The first art car parade took place on May 14, 1986, when 11 vehicles participated in a parade down Montrose Boulevard within the Neartown area.
 In recent years, the parade has been held on Allen Parkway until the 2015 season prior to the re-routing of Allen Parkway where the westbound lanes have been converted into parking spaces; since 2016 the parade has been relocated to a section of Downtown Houston going up Smith Street with parade route going past Houston City Hall exiting westbound to Allen Parkway.
 The 2004 parade featured 250 entries observed by a live audience of over 100,000 people.
 There were over 260 entries in the 2006 parade.
 The 2007 parade featured 282 entries.
 On November 28, 2009, Houston had an illuminated art car parade, dubbed Glowarama.
 Dan Aykroyd served as the Grand Marshal for the 2010 parade.
Edmond J. Muniz (born February 10, 1940) is the former mayor of Kenner, Louisiana.
 He was first elected on July, 2006, to succeed former mayor, Phil Capitano.
 Mr. Muniz is also the founder and Captain of the Krewe of Endymion, which annually hosts the largest parade and party of the New Orleans Mardi Gras season.
" I'll Be Home on Christmas Day" is a Christmas song recorded by Elvis Presley for his 1971 album "Elvis sings The Wonderful World of Christmas".
 It has since been played every Christmas in Times Square to kick off the Macy's Thanksgiving Day Parade.
São Paulo LGBT Pride Parade (Portuguese: "Parada do Orgulho LGBT de São Paulo" ) is an annual gay pride parade that takes place in Avenida Paulista, in the city of São Paulo, Brazil, since 1997.
 The 2006 parade was considered the biggest pride parade in the world at the time by the Guinness Book of World Records, and it typically rivals the New York City Pride March as the largest pride parade in the world.
 In 2010, the city hall of São Paulo invested R$ 1 million reais in the parade.
 The event is the second largest of the city, after only Formula One.
 According to the LGBT app Grindr, the gay parade of the city was elected the best in the world.
The Vancouver Pride Parade and Festival is an annual LGBTQ+ Pride event, held each year in Vancouver, British Columbia to celebrate lesbian, gay, bisexual, and transgender people and their allies.
 It is the largest parade of any kind in Western Canada.
St. Louis PrideFest is an annual parade conducted by Pride St. Louis, Inc. on the last Sunday in June in St. Louis, Missouri.
 It is the second largest parade in St. Louis.
 It represents the city's support of the LGBT community.
The WCCW Parade of Champions was a series of professional wrestling supercards promoted by Fritz Von Erich's World Class Championship Wrestling first in 1961, in 1972 and then annually from 1984 through 1988.
 Von Erich used the "Parade of Champions" name in 1984 as a way to honor his recently deceased son, David and the subsequent Parade of Champions were all "Von Erich Memorial" Parades of Champions.
 At the inaugural Von Erich Memorial event, in front of the largest crowd ever to watch a pro wrestling event in the United States up to that point, Kerry Von Erich defeated Ric Flair for the NWA World Heavyweight Championship, only to lose it back to Flair 18 days later in Yokohama, Japan.
 Over the next few years, Von Erich altered the names as tragedy repeatedly struck his family.
 The Parade of Champions was the most recognized event that World Class Championship Wrestling, later known as World Class Wrestling Association, promoted.
 There was a Parade of Champions super card held by Southern Sports (precursor to WCCW) in 1961 and another held by Big Time Wrestling (the previous name of WCCW) in 1972.
 All Parade of Champions supercards were held at Texas Stadium in Irving, Texas.
 A wrestling organization out of Texas called NWA Southwest ran an event in late August, 2010, called Parade of Champions, which it claimed was the "Longest Running Wrestling Event In Texas History Dating Back To 1972," but there was no actual connection between the WCCW show event other than the name.
The Bud Billiken Parade and Picnic (also known as The Bud Billiken Day Parade) is an annual parade held since 1929 in Chicago, Illinois, United States; it is the largest African-American parade in the nation.
 Held annually on the second Saturday in August,The parade route travels through the Bronzeville and Washington Parkneighborhoods on the city's south side.
 Robert S. Abbott, the founder and publisher of the "Chicago Defender," created the fictional character of Bud Billiken, which he featured in a column in his paper.
 David Kellum, co-founder of the Bud Billiken Club and longtime parade coordinator suggested the parade as a celebration of African-American life.
 Since its beginning, the parade has featured celebrities, politicians, businessmen, civic organizations and youth.
 It is considered the second largest parade in the United States, whose focus is on celebrating youth, education and African-American life.
 The parade is also cited as the "back-to-school" celebration, marking the end of summer vacation and resuming of school for Chicago's youth.

Question: Each year the world's largest parade is kicked off with a song by what artist?
Answer: Elvis Presley