Additional trivia:
According to a 2001 NPR report, in order to purchase equivalent advertising for Cracker Jack at baseball stadiums (they use billboard advertising to compare), it would cost the Frito Lay company $25 million per year.
Tradition can be a powerful thing.
For anyone that’s interested, the report can be found here . A link on the left hand side is the report on the commercial value of the lyric “Buy me some peanuts and Cracker Jack”.