Lê Hiếu, widely known by his stage name BBoy B4, is a highly influential and recognized figure in the Vietnamese dance scene, particularly within the Breaking community. His rise to prominence has been marked by impressive performances and participation in several popular TV shows.

BBoy B4 has captivated audiences across Vietnam through his appearances on major dance competitions:

• So You Think You Can Dance: He remarkably secured the Runner-Up title in 2017 on this renowned show. Not only did he prove himself as a top-tier Breaking dancer, but B4 also demonstrated his all-around talent thanks to his background with UDG VIETNAM. Beyond his specialty in Breaking, he is proficient in various other genres such as Jazz, Contemporary, and Dance Sport, showcasing his exceptional adaptability and performance capabilities across diverse styles.

• Street Dance Vietnam: BBoy B4 was also a standout contestant on "Street Dance Vietnam," where he continued to showcase his powerful Breaking skills and innovative artistic style, solidifying his position as a versatile dancer capable of making a strong impression in any challenge.