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Video: 'The Ed Sullivan Show - Vol. 1 (Hosted by Carol Burnett)' (Nov. 13, 1966, at 5:19)

(Sunday, November 13, 1966, 8:00-9:00 p.m. EST) — Joan Sutherland performed Sempre libera (from La traviata) and Topo Gigio introduced a group of singing Cacti on tonight’s edition of the CBS-TV variety show The Ed Sullivan Show from CBS Studio No. 50 in New York City.

Video: 'Topo Gigio introduces a group of singing Cacti!'