Who is missing from this 1966 magazine ad? The ad mentions 12 names, but only 11 entertainers are pictured. The first correct answer wins a chip from the El San Juan casino in San Juan, Puerto Rico. Post your guess as a reply to this message.
The El San Juan casino on the Caribbean ChipGuide
http://www.caribbeanchipguide.com/chip2.php?primarykey=PROESJ&sort=type