As well as other musical shows, Maria participated in Hey, Mr. Producer!, the concert celebrating the works of Sir Cameron Mackintosh, in which she sang "You Could Drive a Person Crazy," "Broadway Baby," and "How Many Tears?" Similarly, she participated in Sondheim Tonight live at London's Barbican Centre, singing "Losing My Mind" (from Follies) and "More" (from the film Dick Tracy). She has also had several one woman shows: Maria Friedman – By Special Arrangement and Maria Friedman – By Extra Special Arrangement and has performed these in several top cabaret venues in both the UK (most recently at Trafalgar Studios) and New York City, including several engagements at the Café Carlyle.