Music for everyone

Younger rockers can swoon over Chance the Rapper and Camila Cabello during the iHeartRadio Music Awards (7 p.m. Sun., TBS, TNT and TruTV). For those who would rather venture back to all those years ago, there’s Concert for George (8:30 p.m. Sat., TPT, Ch. 2), a remastered edition of the 2002 concert honoring George Harrison. The late Tom Petty’s heartbreaking performance of “I Need You” should be especially poignant.

What if he did it?

“O.J. Simpson: The Lost Confession?” revolves around the tapes of the infamous interview the former gridiron star gave Judith Regan for a book about what might have happened the night Nicole Brown Simpson and Ron Goldman were killed. The publishing world ultimately decided that putting out the book would be in bad taste. Fox TV, apparently, has different standards.

7 p.m. Sun., KMSP, Ch. 9

Camelot revisited

“American Dynasties: The Kennedys” doesn’t offer any new insight, but for a generation that knows more about the Kardashians than the former first family, this six-part docuseries is a thorough, breezy history lesson — one that relies heavily on CNN personalities, who must have recorded their observations during coffee breaks at the studio. Martin Sheen narrates.

8 p.m. Sun., CNN