Jon Stewart and Stephen Colbert's much anticipated "Rally to Restore Sanity and/or Fear" begins Saturday at 12 p.m. and ends at 3 p.m. Here is the lineup for the event.

10 a.m.-noon: Pre-Pre Show

Video montages/music will play on the Jumbotrons around the venue to entertain the crowd as they gather.

Noon- 1 p.m.: Preshow

12:00-12:40: The Roots will play for the crowd.

12:40-12:57: Comedian (TBD) will warm-up the audience.

12:57-1 p.m.: Video countdown & intros

1-3 p.m.: Show

1-1:05: Singing of the national anthem (musical guest TBD)

1:05-1:20: Jon Stewart welcomes the crowd

1:20-1:30: Stephen Colbert enters

1:30-1:35: Benediction by actor Don Novello

1:35-1:40: Poem read by actor Sam Waterson (note: that's the Park Service's incorrect spelling, not WaPo TeamTV's)

1:40-1:50: Jeff Tweedy and Mavis Staples perform

1:50-2:15: Stewart and Colbert perform

2:15-2:20: Sheryl Crow performs

2:20-2:30: Guest speakers make brief statements, both live and taped (TBD)

2:30-2:40: Musical guest (TBD)

2:40-2:40: Sanity and Fear awards -- pre-taped footage.

2:50-3: Stewart and Colbert's final statements