What is the fine-grained topic of the following text: The makers of Kartik Aaryan and Kriti Sanon’s Luka Chuppi released a new song, “Coca Cola Tu”, which is a remake of a song by the same name sung by the singer Tony Kakkar. Only return the topic.
Release of the song "Coca Cola Tu" in Kartik Aaryan and Kriti Sanon's film Luka Chuppi.