A husband has trouble deciding between his glamorous wife and his homely mistress in "The Not So Eternal Triangle"; the 9th Annual "Carol Burnett Show" Awards for the most unforgettable commercials of the year; in "As the Stomach Turns", Cher is the town's half-breed and Tim is the town's beautician; two classical pianists (Harvey and Tim) prepare for a duet; guest Cher sings "Just This One Time" and duets with Carol on "Variety"; for the finale, a spoof of '70s rock music.