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                                    YBK meaning in Internet ? | 
                            
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                                    Answer» What is You Better Know mean?  "You Better Know" is a song recorded by South Korean girl group Red Velvet for their first special extended play (marketed as a summer mini-album) The Red Summer (2017). The uptempo dance-pop song was written by songwriter Lee Seu-ran of Jam Factory, JQ and Choi Ji-hye, while production was handled by Becky Jerams, Pontus Persson and Kanata Okajima. Upon its release, "You Better Know" received positive reviews from music critics due to its "anthemic" chorus and the group's EDM venture. It also attained commercial success as an album track, peaking at number fourteen on Gaon Digital Chart and has since become Red Velvet's most successful album track. reference | 
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