- HD 1080
- Runtime: 113m.
- Status: Released
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- Languages: ko
- Country: South Korea
- Director: Lee Seung-won
- Stars: Seo Gap-suk, Kim Sun-young, Lee Ju-won, Kim Kwon-hoo, Park Ji-hong
- Production_studio: SURPLUS PROJECT, MCMC, MOVement
- providers: Kocowa
- The Happy Bus Day is featured in the top rankings of 2017
- #26 in Top Comedy Movies of 2017
For the final birthday party of the eldest son, a family gathers in the house to have a plan with a bus..... Mother asks each of them to stay in his room for 10 minutes. Each person reveals personal wounds and secrets.