51.   There, the Heartbreakers tinkered with set lists, playing seldom-heard album cuts and spontaneously performing cover songs.

52.   These Siberian artists, known for producing multi-note harmonics by manipulating their vocal cords, performed a few songs with commentary provided by a translator.

53.   Though originally written for voice and piano, the songs are performed by the Bekova Sisters, a Russian violin-cello-piano trio.

54.   This was the first time the song was performed in the presence of a seated president.

55.   To perform songs written by others came to be perceived as inherently false, mere theatrical artifice, as opposed to true self-expression.

56.   To the credit of Blakemore and music director Paul Gemignani, the song is performed with all its spicy lyrics intact.

57.   Until a few years ago, a quartet performing a song featuring syncopated rhythms in a competition would be penalized.

58.   Whatever the truth, Pavement can now perform that song on the same stage that Smashing Pumpkins played on last year.

59.   When she recently performed the songs for the composer at his apartment in New York, she added, he broke out in giggles at the end.

60.   While she performs the songs well, Eder would do much better with more challenging selections.