According to the Wrestling Observer Newsletter, the following matches are planned for WrestleMania XXVII.
Announced Matches
The Undertaker vs. Triple H
WWE Championship Match
WWE Champion The Miz vs. John Cena
World Heavyweight Championship Match
Edge vs. Alberto Del Rio
Randy Orton vs. CM Punk
Jerry Lawler vs. Michael Cole (with Jack Swagger)
TBA Matches
John Morrison, Kelly Kelly and Trish Stratus vs. Dolph Ziggler, Layla and Michelle McCool
Ezekiel Jackson, Heath Slater, Justin Gabriel and Wade Barrett vs. Big Show, Christian, Kane and Kofi Kingston
Cody Rhodes vs. Rey Mysterio
WWE United States Championship Match
WWE United States Champion Daniel Bryan (with Gail Kim) vs. Sheamus (with Brie and Nikki Bella)
A yet to be determined Divas match
Finally, a Money in the Bank Ladder Match is not scheduled for the event.
Backstage concern for a TNA Knockout – friends worried ->
source: Wrestling Observer Newsletter