Orianthi, John Legend & The Roots will perform at Miss Universe 2010

Orianthi, John Legend & The Roots are the guest performers of the Miss Universe 2010 beauty pageant which will take place on August 23 at the Mandalay Bay Events Center, Las Vegas, Nevada, USA.

Orianthi will perform her single "According to you" during the Swimsuit Competition.

John Legend & The Roots will perform their track "Wake Up Everybody" in the Evening Gown Competition.

* Las Vegas, Nevada, USA will host the pageant
* Miss Universe 2010 Candidates Batch A-F / Batch G-O / Batch P-Z
* Preview: National Costumes / Evening Gowns
* Schedule of Events
* Early Favorites / Top Picks
* Media Tour & Arrivals
* Hosts (Final Telecast)
* Photos: Candid / Swimsuit Candids
* "Welcome to Las Vegas" photoshoot
* Lemonade Stand Fund Raising
* Controversy on the photoshoot
* Official Swimsuit Poster
* Official Portraits: Close-up / Glam / Gown / Swimsuit
* National Gift Auction
* National Costume Show
* Judges: Preliminary / Finals
* Chicken Wing Eating Contest
* Preliminary Competition: Videos / Photos: Swimsuit | Gowns / Review
* Crowning: Awards / Top 15 / Top 10 / Top 5 / Winner
* Watch the Pageant
* A day after the Crowning