Was RayJ apart of Immature

No, Ray J was not a part of Immature. Immature was a popular R&B group in the 1990s, consisting of members Marques Houston, Jerome Jones, and Don Santos. Ray J is a solo artist and actor, best known for his music career and appearances on reality television. While both Ray J and Immature were prominent in the same era, they were separate entities in the music industry.