This one suits her best, though it does have one spoken line (The title). Not sure if that still counts for lyric, so I offer two!
[youtube]ZTJ8Qsb9DGo[/youtube]
[youtube]k-dPen8h3pc[/youtube]
[youtube]ZTJ8Qsb9DGo[/youtube]
[youtube]k-dPen8h3pc[/youtube]