Vroom Vroom (Lost Music Video of KPOP Group Crayon Pop; 2016)
From The Lost Media Wiki
(https://www.soompi.com/article/894967wpp/watch-crayon-pop-goes-hitchhiking-mv-teaser-vroom-vroom) (https://origin.koreaboo.com/news/crayon-pop-mv-teaser/)
These sources state that it was released a day or two after the teaser but it was never released
(https://www.youtube.com/watch?v=2BOy4jQMVsM) - Link of the teaser