An automobile dealer in Tuscon, Arizona ran a radio commercial in October 1985 which featured a word game. The advertisement was on twelve different stations, and saturated the airways for two weeks with six to eight spots a day. It was the talk of the town.
Love, Raymond D.
"Wordplay in Radio Contests,"
Word Ways: Vol. 19
, Article 10.
Available at: http://digitalcommons.butler.edu/wordways/vol19/iss3/10