"Happy Happy" is the fourth Japanese single by TWICE. It was released on July 17, 2019.

The music video for the title track was released on June 11, 2019, along with "Breakthrough". The song was also released as a digital download on the same day.

Track list

  1. "Happy Happy" - 3:26
  2. "The Best Thing I Ever Did" (Japanese ver.) - 3:32
  3. "Happy Happy (collapsedone Remix)" - 3:32
  4. "Happy Happy (Instrumental)" - 3:27
DVD (Type A only)
  1. "Happy Happy" music video
  2. "Happy Happy" music video making movie
DVD (Type B only)
  1. "Happy Happy" music video (Lip sync ver.)
  2. Jacket shooting making movie

Video links

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