What is the fine-grained topic of the following text: The competition was a part of a music video for the remix of the song titled ‘Twerk’ done by City Girls featuring Cardi B. Headtop continued to explain what the event was like for her and she also told us her plans for the future. Only return the topic.
A competition in a music video for the song 'Twerk' by City Girls featuring Cardi B.