[1] Ennis' songwriting with Heart includes "Straight On", "Even It Up" and "Dog & Butterfly", and she has been a member of the band The Lovemongers with the Wilsons and Frank Cox.
[2] She has co-written music as part of other works: With John Barry and Ann and Nancy Wilson, Ennis co-wrote "The Best Man in the World" from the 1986 film The Golden Child.
[3] She has co-written songs with Hummie Mann, including "Shining Time" from the 2000 movie Thomas and the Magic Railroad.
[4] She wrote the song for "The Great Fire", a permanent installation in Seattle's Museum of History and Industry and wrote the score and songs for Art Dog a musical production at the Seattle Children's Theatre.
She teaches classes on songwriting and music business at Shoreline Community College near Seattle, Washington and has served four terms as Trustee of the Pacific Northwest Chapter of the Recording Academy.