The Happiest Day in the Life of Olli Mäki Trailer [ov st fr] by Juho Kuosmanen Follow us on next video mp4 (1920x1080) 1:35 <embed> Copy and paste the code in your html to embed this video, making sure to credit Cineuropa: See alsoThe Happiest Day in the Life of Olli Mäki [FI, SE, DE] (2016): film profile, film review, trailer, interview: Juho Kuosmanen