CIX 1st Concert <Rebel> is the first world tour by CIX. It started on April 15, 2022 in Seoul, South Korea and ended on May 10, 2022 in New York, United States.
On November 10, 2020, they announced that CIX would be holding a concert titled 2020 CIX 1st Concert "Rebel" on December 12 and 13.[1] The tickets were then set to go on sale on November 20, however, on the day of the ticket sale, they announced that the ticket sale scheduled for later that day would be delayed due to the rapid increase of COVID-19.[2] Four days later, on November 24, C9 Entertainment announced that the concert will be cancelled.[3]
On March 2, 2022, CIX announced that they will be re-holding their previously cancelled concert in 2020 called CIX 1st Concert <REBEL> in Seoul on April 15-17.[4] The next day, they then revealed that they would be holding a US tour called CIX 1st Concert <Rebel> in U.S.with a total of six different concerts in six different cities.[5]