The Funny Maths Thread.. which sometimes contains mildly amusing pictures

I thought it was Linoel Richie.....? (I have never heard of his music, only saw him on Top Gear.)

thats_the_joke.jpg
 
Shouldn't it be :may: Hello?
 
https://pic.armedcats.net/b/bl/blayde/2011/03/05/green.jpg
 
Does green-grey metallic count, too?
 
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