The album entered the Billboard pop charts at No. 40.

On the Billboard pop charts, it peaked at number two for three weeks.

It was number one for five weeks on the Billboard pop charts.

The song reached number ten on the Billboard pop charts in 1979 and was certified Gold.

The single went to number 26 on the Billboard pop chart.

Selections from the Billboard pop chart are shown for purposes of comparison.

That was the sixth time a recording act has replaced itself on the Billboard pop chart.

With this new style came increased crossover appeal, and the group's recordings started to appear on the Billboard pop charts.

Last week, it stood at No. 6 on the Billboard pop charts.

The title track was also a number one single on the Billboard pop charts.

The album entered the Billboard pop charts at No. 40.

On the Billboard pop charts, it peaked at number two for three weeks.

It was number one for five weeks on the Billboard pop charts.

The song reached number ten on the Billboard pop charts in 1979 and was certified Gold.

The single went to number 26 on the Billboard pop chart.

Selections from the Billboard pop chart are shown for purposes of comparison.

That was the sixth time a recording act has replaced itself on the Billboard pop chart.

With this new style came increased crossover appeal, and the group's recordings started to appear on the Billboard pop charts.

Last week, it stood at No. 6 on the Billboard pop charts.

The title track was also a number one single on the Billboard pop charts.