Janet Jackson tweeted her reaction to former child star Gary Coleman's death on Friday.

The pop superstar wrote, "I'm at a loss for words upon learning of Gary Coleman's passing. I want to remember him as the fun, playful, adorable and affectionate man he was. He has left a lasting legacy. I know he is finally at peace."

Gary, who became famous after starring on the '80s sitcom "Diff'rent Strokes," passed away at age 42 on Friday after suffering an intracranial hemorrhage and being taken off life support.

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