Established: This band of brothers formed in 1966 in Gary, Indiana. Their first four singles all hit number one on the Billboard charts in 1970.
Members: Jackie, Tito, Jermaine, Marlon and Michael Jackson. Randy replaced Jermaine in 1976.
Biggest hits: "I Want You Back," "ABC," "The Love You Save" and "I'll Be There."
Awards: Inducted into the Rock and Roll Hall of Fame in 1997.
Memorable moments: The last time all six brothers performed together was at Madison Square Garden in September 2001 during a concert celebrating 30 years of Michael Jackson's solo career.
Trademark style: Sequins, fringe and bell-bottoms.
Best lyric: "ABC / Easy as 123 / Or simple as do re mi / ABC / 123 / Baby, you and me girl" — "ABC"
Where they are today: After Michael's tragic death, the remaining Jacksons recorded background vocals for Michael's unreleased song "This Is It," featured in the film of the same name.
Oprah's dream date with Jackie Jackson
