Dick and Dee Dee (or Dick and Deedee) is an American singer-songwriter duo that reached popularity in the early to mid-1960s. The group was originally founded by California classmates Mary Sperling and Richard Gosting. They eventually changed their names to Deedee Sperling (currently Deedee Phelps) and Dick St. John. They had their first hit in 1961 when "The Mountain's High" reached No. 2 on the Billboard 100.