When asked if he talked to Nicole about being so thin, Richie said: "Of course, I mean, what are fathers for if you can't point the finger every once in a while."
He said the co-star of TV's "The Simple Life" has been told the same advice all her life, but this is a reminder.
The 24-year-old reportedly fainted while shopping last week, but Lionel Richie said she was doing "great."
Lionel Richie's latest album, "Coming Home," will be released on Sept. 12.
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