Anna-Maria Hallgarn played nightclub performer Adelaide in Guys and Dolls, at the Göteborg Opera, Gothenburg, Sweden (2009).

Anna-Maria Hallgarn as Carmencita Rockefeller a mysterious woman who tries to seem perfectly normal, but her twisted personality plays games with people around her.

[8] Svenska Dagbladet critic Bo Löfvendahl wrote: "Anna-Maria Hallgarn makes her increasingly hollow-eyed self the most heartbreaking part of the evening with her strong, bearing voice.

Inspired by philosophical Ulf Lundell's lyrics, Anna-Maria recorded the album in Stockholm and toured with concerts around Sweden.

2017 Anna-Maria Hallgarn together with Erik-André Hvidsten, Johan Aspelin, Saara Lehtonen, Thomas Lundin, Richard Mitts, Tove Qvickström and Maria Udd, played in Wasa Teater's Ingvar!

premiered in Wasa Teater in Vaasa in September 2017, directed by Markus Virta, composed by Erik Gedeon, with lyrics by Klas Abrahamsson.