I'm pretty sure he was 11.
Michael was 8 when he entered the Jackson 5
Jackie, Tito and Jermaine formed the "Jackson Brothers" in 1964, they added Marlon and Michael in 1965 and became the "Jackson Five". Michael was 8 years old when he first performed with them.
Michael was nine when the Jacksons started the Jackson 5.
he was five
Michael Jackson was 6 years old when he joined "The Jackson Brothers" in 1964. He played the Congas.
When he was 5 years old since he was part of the family.
5
He was either 6 or going on 8 years old.
he was 18 when he stopped making music with the Jackson's 5
He was in the Jackson 5/The Jackson's and did numerous duets during his solo career.
A a four year old child in the Jackson 5
I don't know about just himself, but I think he had one during the Jackson 5 he was probably around 10