Simms sang with big bands and with Dinah Shore, Peggy Lee, Ella Fitzgerald, Jo Stafford, among others.

On April 6, 1941, Simms and Kyser costarred in Niagara to Reno (described as "an original comedy") on CBS radio's Silver Theater.

[7] She starred in several more films, including Here We Go Again (1942), Hit the Ice (1943), Broadway Rhythm (1944) and the sanitized Cole Porter biopic Night and Day (1946).

[9] In 1951, Simms hosted a local television show on KTTV Channel 11 in Los Angeles that featured dance bands and talent from military bases around Southern California.

[6] Her second marriage (1951–1953) was to Bob Calhoun, and her third was to Republican former attorney general of Washington State Don Eastvold from June 22, 1962, until her death in 1994.