Related:

• Failed as a proof-reader for M & M'
• 1970's (New Math) A farmer exchanges a set P of potatoes with a set M of money.
  The cardinality of the set M is equal to $10 and each element of M is worth $...
• * * * <- Tribbles m m m <- Tribbles with hula hoop
• SMILEY M.^.M nirvana or the failure of a chiropracte
• Perverted Mushrooms" by M. Morel
• SMILEY ~M''~ camel
• SMILEY M:-) saluting
• SMILEY M-) sees no evil
• SMILEY :-M speaking no evil