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Happy Birthday Grandpa! was released on May 22, 2019 but we couldn't find it on any streaming service yet. Rights can change — try again later.
Get the app to be notifiedCast · Directed by Shaira Molto
More from Zarah Pagay · Co-star actress
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Happy Birthday Grandpa! — streaming FAQ
Which OTT platform streams Happy Birthday Grandpa!?
Happy Birthday Grandpa! isn't streaming anywhere in Australia yet.
Is Happy Birthday Grandpa! on Netflix?
No, Happy Birthday Grandpa! is not on Netflix in Australia as of September 2026.
Is Happy Birthday Grandpa! on Amazon Prime Video?
No, Happy Birthday Grandpa! isn't on Amazon Prime Video in Australia right now.
Where can I watch Happy Birthday Grandpa! for free?
Happy Birthday Grandpa! isn't streaming in Australia yet, so there's no way to watch it free at the moment.
What is the OTT release date for Happy Birthday Grandpa!?
Happy Birthday Grandpa! hasn't started streaming in Australia yet. Based on the typical 6–8 week theatrical-to-streaming window, we estimate it will arrive around July 10, 2019. This is a prediction, not a confirmed date.
