The Canadian Hot 100 is a music industry record chart in Canada for singles, published weekly by Billboard magazine. The Canadian Hot 100 was launched on the issue dated June 16, 2007, and is currently the standard record chart in Canada; a new chart is compiled and officially released to the public by Billboard on Thursday.
The first number-one song on this chart was "Umbrella" by Rihanna featuring Jay-Z on June 16, 2007. As of the issue for the week ending June 6, 2015, the Canadian Hot 100 has had 95 different number-one hits. Its current number one is "Bad Blood" by Taylor Swift featuring Kendrick Lamar.
The chart debuted in the Billboard issue dated June 16, 2007 and was made available for the first time via their online services on June 7, 2007. With this launch, it marked the first time that Billboard created a Hot 100 chart for a country outside the United States. Billboard charts manager Geoff Mayfield announced the premiere of the chart, explaining "the new Billboard Canadian Hot 100 will serve as the definitive measure of Canada's most popular songs, continuing our magazine's longstanding tradition of using the most comprehensive resources available to provide the world's most authoritative music charts."
"Sexy and I Know It" by LMFAO holds the record for largest gap between turns at #1, falling from the position on the week ending November 12, 2011 and returning the week ending January 7, 2012, a 9 week gap.