JJ Project (제이제이 프로젝트) is a South Korean duo signed under JYP Entertainment that debuted in 2012. The duo consists of JB and Jinyoung and released their first album "Bounce" on May 20, 2012. On January 1, 2014, it was announced that the two sole members of JJ Project would debut as part of a 7-member boy band called GOT7.

In 2012, both of them got a role on the KBS drama Dream High 2, the sequel to the 2011 hit drama Dream High. On February 3, it was announced that JB and Jinyoung would debut officially as a boy band sometime during the second half of 2012. On May 19, the official music video for title track "Bounce" was released through their official YouTube account. The music video of Bounce gained an explosive attention online since its release and reached #4 Most Liked, #10 Most Viewed, #7 Most Discussed, and #4 Most Favorited video worldwide on YouTube. In South Korea, it ranked #1 on all four charts. Their MV also reached over 1 million views in YouTube in just 2 days. The duo started their promotions for "Bounce" on May 24, 2012 on Mnet's M! Countdown. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.