Yeah, I saw that in my wife's People. He said he never noticed his skin turning blue because it was such a gradual process. Which seems inconceivable but IIRC he lost his parents after fairly lengthy illnesses, both of whom he attended to full-time, so he probably had some heady issues going on.

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1980 300TD-China Blue/Blue MBTex-2nd Owner, 107K (Alt Blau) OBK #15
'06 Chevy Tahoe Z71 (for the wife & 4 kids, current mule) '03 Honda Odyssey (son #1's ride, reluctantly) '99 GMC Suburban (255K+ miles, semi-retired mule) 21' SeaRay Seville (summer escape pod)