Tito Jackson, a founding member of the Jackson 5, has died at 70, leaving the entertainment world in mourning. On Sunday, Sept. 15, 'Entertainment Tonight' reported Jackson died of a suspected heart attack while traveling between New Mexico and Oklahoma.

Tito Jackson, who shot to fame in the 1970s alongside his brothers in The Jackson 5, has died from a suspected heart attack aged 70

Tito Jackson, the brother of Michael and Janet Jackson and a singer and guitarist who was part of the highly influential pop bands The Jackson 5 and later The Jacksons, has died. He was 70. Longtime Jackson family friend and manager Steve Manning told Entertainment Tonight that Tito Jackson died Sunday while driving from New Mexico to Oklahoma.