Jeon So-mi achieved a career high with ‘DUMB DUMB’ released on the 2nd, and set her own best record, raising expectations for her future activities. Upon release, ‘Dumb Dumb’ was ranked in the top 10 iTunes Worldwide Song Charts in 9 countries and regions including Indonesia, Thailand, Malaysia, Philippines, and Taiwan. The music video for ‘Dumb Dumb’ received full support from global K-pop fans, ranking first on the YouTube music video trending world-wide chart. Jeon So-mi’s performance that showed off her charm also fascinated global fans. In addition, Jeon So-mi appeared in various entertainment programs such as MBC’s ‘Point of Omniscient Interfere’ and KBS2’s ‘Yoo Hee-yeol’s Sketchbook’ as well as music broadcasts, showing off her unusual sense of entertainment and wit.