PHOTO CALL: The Skivvies Rock 54 Below With Special Guests Will Swenson, Michael Urie, Julia Murney and Asmeret Ghebremichael

Will Swenson, Michael Urie, Julia Murney and Asmeret Ghebremichael joined the Skivvies for a special late-night show Aug. 16 at 54 Below.

Following two previous concerts at the nightlife venue, The Skivvies offered an 11 PM concert that included Swenson ( Hair, Murder Ballad), Urie ( Buyer & Cellar, "Ugly Betty"), Murney ( The Wild Party, Wicked) and Ghebremichael ( The Book of Mormon).

Featuring actor-musicians Lauren Molina ( Sweeney Todd, Marry Me a Little) and Nick Cearley ( All Shook Up), the Skivvies are known for their acoustic performances of pop songs, wearing nothing but their underwear. The duo and their guests play instruments ranging from the cello, ukulele, guitar and glockenspiel to the melodica.