3:26 KUN - What a Day (Official Video) 3:21 蔡徐坤 KUN 新歌 What a Day 完整版上线 3:39 SPECIAL PERFORMANCE BY KUN (WHAT A DAY) | SHOWCASE – Indonesian Idol 2026 4:09 KUN - Deadman (Official Video) 1:02 Ai video from bilibili (original mv - kun: What a day) 13:00 WHAT A DAY (ENCORE)｜KUN THE DEADMAN 2026 Macau Concert【4K LIVE】 0:32 Kun Jumpstyle Edit 5:53 蔡徐坤 What a Day - Live Stage (生日會現場舞台) 5:56 Реакция режиссёра — KUN — MV «What a Day» 5:24 【4k】KUN - What a Day - Dallas Live Stage 10:16 美国声乐老师对蔡徐坤演唱的《What A Day》的真实反应【中英字幕】American Vocal Coach Nikki's Reaction to Kun 5:12 KUN - What a Day (Official Video) !!!REACTION!!! 3:21 蔡徐坤 What a Day 11:16 THE OFFICE | KUN Talks “What A Day”, New Album & His International Era