X1 (엑스원) was an 11-member project boy group under Swing Entertainment and Stone Music Entertainment. They were formed through Mnet's competition reality show Produce X 101 and debuted on August 27, 2019 with their first mini album [albumartist=X1]Quantum Leap.
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Concert Archives lets you create your personal concert history with photos, videos, and setlists from all the shows you've attended, and share your experiences with friends.
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