EXOhas dropped Kai's image teasers for "Ko Ko Bop".
"Ko Ko Bop" is the title song to the boys' 4th full album 'The War'. The title means to 'bop' along to 'ko ko', and it'll be a dance song to beat the heat.
SEE ALSO: EXO ask their fans if they're 'Feeling Lucky' for #KOKOBOP #TheWarEXO comeback
Check out his teaser images below.
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