Born. To Frankie Avalon, 25, onetime teen-age singing idol, currently starring in yé-yé movies (Dr. Goldfoot and the Bikini Machine), and Kay Deibel Avalon, 27, former dental technician: their third child, first daughter; in Los Angeles.
Married. Suzanne Atwater Kent, 23, granddaughter of A. Atwater Kent, millionaire radio manufacturer; and Thomas Hitchcock III, 26, Grand Prix auto driver and third-generation polo player whose father, Thomas Hitchcock Jr., was considered the greatest polo player of all time; in Palm Beach, Fla.
Married. Maria Cooper, 28, willowy daughter of the late Gary Cooper; and Byron...