Eva Mendes got shut down! She told Access Hollywood she was going to have to miss the inaguration, adding "I thought I had some pull--I usually do, and I've been shut down," she said "It's the hardest party to get in to." Check out some of the stars who did make the cut...
Rumor had it that Beyonce was going to perform at the inaguration, she has not been confirmed yet...
The diva of choice? The legendary Aretha Franklin, who will sing at Obama's official inaguration ceremony.
Singer Rhianna will definitely perform at the Presidential Inaguration Charity Ball put on by the Recording Industry Association.
The most controversial star on the inaguration line-up? Evangelical Pastor Rick Warren who will be delivering the invocation.
Bruce Springsteen put on benefit concerts for Obama during his campaign and has a new album set to drop at the same time as the inauguration - it's likely you'll see him in D.C. for the gala events.
US Supreme Court Chief Justice John Roberts will be administering Obama's oath of office (the most important part of the ceremony).
A veteran of White House functions, Israeli violinist Itzhak Perlman will be also playing at the ceremony.
Conductor John Wiliams (the composer of Star War's musical score) will lead Yo-Yo Ma, Itzhak Perlman, and the rest of the orchestra.
The parties after the ceremony could get pretty lively. Visiting from "hotlanta" rappers Ludacris and Big Boi will co-host the "Urban Ball" on January 20th where performers like Lil Jon (pictured here) are sure to put on a fantastic show.
Also performing at the "Urban Ball," Rapper "T-Pain" will offer a sharp contrast to cellist Yo-Yo Ma.
To compliment the contemporary scene at Ludacris' "Urban Ball" on January 20, Dionne Warwick will host golden oldies like the Temptations (pictured here) at the "Legends Ball."
Sting will be performing at the ball put on by Creative Coalition, a non-profit advocacy group that campaigns on behalf of the entertainment industry.