The allure of an "exclusive" Tamil dubbed Hangover 3 on Tamilyogi is understandable. The movie is funny, and the language barrier is real. However, piracy is never the answer. It is a destructive cycle that offers low-quality content at the expense of your digital safety.
Official streaming platforms typically only host the original English version or authorized international dubs. For the Tamil version, you may need to look at community-driven sources: Fan Dubbed Communities : Discussions on platforms like Reddit's r/kollywood tamilyogi hangover 3 tamil dubbed exclusive
If you are interested, I can also look up if the movie is currently available on any in India with Tamil audio, to ensure you can watch it securely. Would that be helpful? The allure of an "exclusive" Tamil dubbed Hangover