The No Strings Attached Tour was the third concert tour by American boy band, NSYNC. Primarily visiting North America, the tour supported the band's third album No Strings Attached. Beginning in May 2000, the tour sold out all dates within the first day of the ticket sale. Additional dates, also in North America, were added for the Fall of 2000. When the tour ended in December 2000, it became the second highest-grossing tour in North America, earning more than $70 million.

NSYNC is an American vocal group and boy band formed by Chris Kirkpatrick in Orlando, Florida, in 1995 and launched in Germany by BMG Ariola Munich. The group consists of Kirkpatrick, Justin Timberlake, Joey Fatone, Lance Bass, and JC Chasez. Their self-titled debut album was successfully released to European countries in 1997, and later debuted in the U.S. market with the single "I Want You Back".