But these days, Vardalos has found herself wanting to return to live performance. She made a cross-country foray to New York to appear in the 24 Hour Plays project, founded by Tina Fallon as a way to experiment with time pressure in the theater. Given the brevity of the commitment required, it has proven popular with celebrities. Her most recent project was, in fact, a show in New York called “Tiny Beautiful Things,” which she adapted from the book of advice columns by Cheryl Strayed as, once again, a fine showcase for her own talents.