Are all the songs in Dreamgirls original?

No, not all the songs in Dreamgirls are original. The musical features a mix of original songs written specifically for the show and covers of existing songs. Some of the original songs include "And I Am Telling You I'm Not Going," "I Am Changing," and "Listen." Some of the covers include "Fake Your Way to the Top" (originally by the Supremes), "Steppin' to the Bad Side" (originally by the Jackson 5), and "Family" (originally by Sister Sledge).