Pimental, a Massachusetts native, graduated from Worcester Polytechnic Institute with a degree in chemical engineering and studied classical acting at a theater conservatory in Boston. After moving to Los Angeles, she performed stand-up and improv comedy and was hired as a writer for Comedy Central's animated hit, "South Park" in March of 1998. In addition, she has sold her first screenplay to Columbia Studios, "The Sweetest Thing". A comedy starring Cameron Diaz, Christina Applegate and Selma Blair. She has also wrote a pilot for Warren Littlefield for NBC Studios and Fox starring Jenny McCarthy.