India, June 25 -- A ctor Trisha Krishnan's birthday post for Tamil Nadu CM and actor C Joseph Vijay has sent fans into detective mode. What everyone is decoding: The cakes: Five cakes, including three tiramisus, sparked chatter. Some users even identified the desserts as belonging to a cafe chain that doesn't have an outlet in Chennai, prompting jokes about them being flown in from Hyderabad! 00.00: Most fans believe it refers to a midnight birthday celebration, while others have assigned symbolic meanings ranging from "new beginnings" to "infinite love". Neither actor has explained it. The unfollow drama: The post came a day after rumours surfaced that Trisha had unfollowed Vijay on Insta. Several users, however, pointed out that she may never have followed him in the first place. Final take: At this point, the internet has temporarily moved on from relationship rumours and is busy decoding cakes, captions and logistics. The biggest mystery? How exactly does one transport tiramisu across states?...