In 1993, at the age of sixteen, she won the Spotlights Award, a scholarship competition for the Los Angeles Music Center and performed at the Dorothy Chandler Pavilion.
[2] During her senior year of high school, Alvin earned her Equity card when she performed in the Los Angeles premiere of Fame: The Musical.
[2] Three weeks after moving to New York, she obtained a role in the musical A Christmas Carol at Madison Square Garden.
Subsequent Broadway credits have included the musical productions of Saturday Night Fever, Nine and The Look of Love.
In 2009, Alvin was nominated for a Drama Desk Award for Outstanding Featured Actress in a Musical, for her role as Missy in The Marvelous Wonderettes.