Photo by Beau Finley.

DANCE: Learn Israeli circle and line dances during this beginner’s class at Sixth & I. (600 I Street NW) 7 p.m. Free

MYSTERY: Did Led Zeppelin actually play in a Wheaton, Md. gymnasium on January 20, 1969, the night of Richard Nixon’s inauguration? The film Led Zeppelin Played Here features interviews with writers, musicians, and fans who claim they were there. Black Cat (1811 14th Street NW) 8 p.m. $5

A CAPPELLA: Epic, an all female a cappella quartet, and Word of Mouth, a co-ed a cappella group formed partially through Craigslist, perform. Tree House Lounge (1006 Florida Avenue NE) 8-11:30 p.m. $13

SOTU: The 6th Annual State of the Union Watch Party features free pizza and drink tickets for the early arrivers, and $5 drink and appetizer specials all night. Local Sixteen (1602 U Street NW) 6:30 p.m. $5 (And stay tuned for more SOTU watch party options).