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01:02 — John-David and Joseph Duggar open up about how Josh Duggar's sex scandal has affected their family.
00:58 — The 'stars' are enlisted by Rodney Jerkins to team up and write original songs.
01:22 — David shines as he serenades the world with his song.
01:18 — ChristopherJohn belts out some of Stevie's classic lyrics while strumming the acoustic.