In addition to Maroulis, the 9:30 PM concert will also feature Morgan James (Hair at Arizona Theatre Company). Love Songs, which is currently playing Saturdays through Feb. 28, has added special Valentine's weekend performances on Feb. 13 at 9:30 PM and Feb. 15 at 4 PM.

Jeremy Roberts serves as musical director for the Sardi's engagement, which features the songs "Loving You Keeps Me Alive," "If Ever I Would Leave You," "If I Loved You," "If I Can’t Love Her," "If Dreams Come True," "My Funny Valentine," "Embraceable You," "On The Street Where You Live," "Unexpected Song" and "Autumn Leaves."

Special guests for Love Songs also include Laura Osnes (Grease, Pride and Prejudice) Feb. 21 and Julia Murney (Wicked, The Wild Party) Feb. 28.

This season James Barbour was seen as Sydney Carton in A Tale of Two Cities. His other Broadway credits include Assassins, Urinetown, Jane Eyre, Beauty and the Beast, Carousel and Cyrano—The Musical. He has appeared in such films as "Eight Crazy Nights" and has guest-starred on such television shows as "Sex and the City" and "Ed." Barbour concluded his debut solo run at Sardi's, The Holiday Concert, Jan. 4.

Tickets are priced $25, $45, and $60; there is also a $25 food-drink minimum per person. Sardi's is located in Manhattan at 234 West 44th Street. For reservations call (212) 868-4444 or visit www.smarttix.com.