Mike Clifford to meet Ed Sullivan who was so impressed with Mike’s poise and stage presence that he booked him for his TV debut, the first of three appearances on "The Ed Sullivan Show". Mike Clifford's first taste of success came at age 18 when "Bombay" became a hit in Venezuela. He appeared on the state owned Venevision in his own TV special. However, Clifford's recordings for Columbia received little buyer’s attention, and in July 1962, Clifford signed with United Artists Records. Jerry Leiber and Mike Stoller produced several songs for Clifford, including his biggest hit "Close To Cathy", written by Earl
Axiom of pairing of set theory. Nevertheless, in the standard formulation of the Zermelo–Fraenkel set theory, the axiom of pairing follows from the axiom schema of replacement applied to any given set with two or more elements, and thus it is sometimes omitted. The existence of such a set with two elements, such as { {}, { {} } }, can be deduced either from the axiom of empty set and the axiom of power set or from the axiom of infinity. Together with the axiom of empty set and the axiom of union, the axiom of pairing can be generalised to the