She has performed with her own act throughout the US and Canada, starred on Broadway in Annie, was a principle singer/dancer on the 64th Annual Academy Awards Show, as well as on a Major Tour with Bette Midler. She's been seen and/or heard on radio/stage/screen with the likes of Ray Charles, Carl Anderson, Melissa Manchester, Mary Wells (My Guy), Dolly Parton, Nell Carter, Mary Wilson (Supremes), Sammy Davis Jr, Sergio Franchi, and George Chakiris (West Side Story). Siobhan has also been featured on numerous TV Specials and Variety Shows, The Tonight Show, The Late Show, Gimme a Break, Amen, The Gary Shandling Show, Boys Will Be Boys, Not Necessarily the News, the feature film Footloose, and such Musicals as; Jesus Christ Superstar, Three Penny Opera, Peter Pan, Damn Yankees, Top Banana, West Side Story, and Carnival. She has been involved as a singer/ songwriter/ vocal arranger in a wide range of recordings and has choreographed her way from New York's Carnegie Hall, overseas on the The Royal Carribean Cruise Lines through Sydney's 2000 Olympics, to LA's TV Specials, Variety Shows, Talk Shows and Films.