Bieber

Analysis

1. This trend "Bieber" refers to Canadian singer and pop icon Justin Bieber.

2. It might be trending due to various reasons such as new music releases, updates on his personal life, involvement in charitable activities, collaborations with other artists, or any significant events related to him.

3. Justin Bieber has a massive fan following globally, and any news or updates about him tend to generate a lot of attention on social media. His journey from a young YouTube sensation to a global music star has been well-documented, making him a prominent figure in the music industry. Additionally, his relationships, marriages, and public appearances often create buzz and contribute to his frequent appearances as a trending topic.