Crème de la Cream (Ice Cream)

What's that sound?  The Entertainer by Scott Joplin? 
That must mean it's the podcast truck with its barely regulated
freezer full of treats!  This month we go into the stories of
everyone but Greg's favorite summer treats: ice cream.  We'll
dive deep into the history of Fosters Freeze (:14), Baskin-Robbins
(:25), Fosselman's (:47) and, of course, Thrifty (:59).