BIGBANG made a triumphant comeback for their 20th debut anniversary with the digital single 'BiiiG,' released on the 19th at 6 PM. The song swept all major domestic music charts including Melon, Genie, Bugs, and Vibe, with Melon recording the highest user count within one hour of release among songs released this year, achieving an unprecedented direct entry to #1 on the Top 100 chart. Despite a hiatus of approximately 4 years and 4 months, the group demonstrated their legendary status and sustained public influence. 'BiiiG' maintains BIGBANG's popularity and originality while introducing a fresh atmosphere, showcasing the members' confident rap and vocals with witty wordplay and humor. The music video reached #1 on YouTube's Worldwide Trending and music popularity surge categories, featuring elements symbolic of the group's past and present. BIGBANG will begin their '2026-2027 World Tour < XX : COSMOS >' with four consecutive concerts at Goyang Sports Complex starting the 21st, performing a total of 33 shows across 19 cities worldwide including North America, Europe, Oceania, and Asia.