Billy Ray and Miley Cyrus
The offspring: On Disney Channel's Hannah Montana, Miley, 14, stars as a teenage pop star with a dual life. The first season's soundtrack sold more than 2.5 million copies. Life mimics art on the double-disc Hannah Montana 2: The Best of Both Worlds, out June 26. It features a disc of songs from the show and another of songs under Miley's name.
The springboard: Billy Ray, 45, knows all about sudden success, thanks to Achy Breaky Heart. That record spent five weeks atop the country charts in 1992, and his debut album sold more than 9 million copies. He's done his share of TV, too (Dancing With the Stars, Doc).
How dad was instrumental: "My dad has always just wanted to be himself and make his own music. That's what he taught me to do. People may criticize and criticize, like they did him and they still do but it's about the fans and what the fans want to hear. If they like your style, that's all that matters.
"His motto is: 'If you ain't havin' fun, it ain't workin'. Any time you're doing something especially if it's a professional thing you've got