01/13/2013 03:28 pm ET | Updated Jan 14, 2013

Practice Inaugural Parade: Inauguration Organizers Hold Dress Rehearsal (PHOTOS)

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WASHINGTON: A practice Inaugural parade was held in downtown D.C. on Sunday. Stand-ins for President Obama and the first lady participated in the rehearsal, which shut down streets and affected parking.

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Rehearsal Inauguration Parade

600,000-800,000 people are expected to attend Obama's second swearing-in, on Jan. 21.

Tickets to the official Inaugural Ball are sold out, but a host of unofficial balls -- like the Yoga Ball and the Ethiopian Inaugural Ball -- are still open:

2013 Inauguration Parties And Balls