Justin Bieber will be performing on New Year's Eve. The pop star, 26, and T-Mobile are putting together a livestream concert called T-Mobile Presents New Year's Eve Live with Justin Bieber. This will be Bieber's first live concert event since 2017 when he traveled the world for his Purpose World Tour. "I've worked with T-Mobile for a long time — they're such a fun brand, and we're working on more surprises to watch out for during this special night," Bieber said in a statement. "I can't wait to partner on this epic New Year's Eve concert with them, and give everyone a safe way to kick 2020 out the door, together.