Diana Ernestine Earle Ross is an American singer, record producer, and actress who sang If We Hold On Together, the theme song for the Land Before Time series.

Her only role in a Disney-related production so far is a guest appearance on The Muppet Show in episode 424. Her rendition of "Ain't No Mountain High Enough" appeared in Chicken Little. In addition, her songs from her time in The Supremes "Baby Love" and "Stop! In the Name of Love" were also featured in DTV music videos.

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