Michael J Fox was not acting during the ad. The medications he takes causes the jerks and spasmodic movements you saw. A parkinson's tremor looks like the shake of an old man's hand, very slight.
Rush is a tool and yet again proves that talking heads should not be allowed to comment on science.
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I'll take trainwreck for 100 Alex.
And Jesus speaketh, "do unto others as they did unto you because the bitches deserve it".
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