Signature Theatre hosts a book launch party for D.C. playwright and Broadway favorite Ken Ludwig's Lend Me A Tenor and Other Plays. Local actors Holly Twyford, Ian Merrill Peakes, Erin Weaver and others will offer readings from Ludwig’s plays, including Moon Over Buffalo, Shakespeare in Hollywood and Leading Ladies. This afternoon, Saturday, March 5, from 4 to 6 p.m. Signature Theatre's 2nd Floor Mead Lobby, 4200 Campbell Ave., Arlington. Free. Call 703-820-9771 or visit signature-theatre.org.