Next was the Elimination Chamber match for the World Heavyweight Championship involving Edge, Rey Mysterio, Kane, Drew McIntyre, Big Show and Wade Barrett. Edge and Mysterio started the match. Barrett entered at #3, Kane entered at #4, McIntyre entered at #5 and Big Show entered at #6. Barrett was eliminated by Big Show after a KO Punch. Big Show was eliminated by Kane after a Chokeslam. McIntyre was eliminated by Kane after a Chokeslam. Kane was eliminated by Edge after a Spear. Edge executed a Spear on Mysterio for a near-fall. Mysterio executed a 619 and a Slingshot Splash on Edge for a near-fall. Mysterio executed another 619 and leapt off the top rope but Edge performed a Spear on Mysterio in mid-air to eliminate him and retain the title. After the match, Alberto Del Rio attacked Edge but Christian returned and attacked Del Rio, ending the attack with a Killswitch. After that, Santino Marella and Vladimir Kozlov defended the WWE Tag Team Championship against The Corre (Heath Slater and Justin Gabriel). Gabriel performed a 450 Splash on Kozlov to win the title. In the fourth match, The Miz faced Jerry Lawler for the WWE Championship. During the match, Lawler performed a Diving Fist Drop on Miz but Miz placed his foot on the bottom rope to void the pinfall. The Miz performed a Skull Crushing Finale on Lawler to retain the title. Main event The main event was an Elimination Chamber match for a WWE Championship match at Wrestlemania XXVII between CM Punk, Randy Orton, King Sheamus, John Morrison, John Cena and R-Truth. Sheamus and Morrison started the match while the other four men were locked inside pods. Orton entered at #3 and Punk entered at #4 but Punk's pod would not open, allowing Orton to attack Punk. Punk was eliminated by Orton after an RKO but the Anonymous Raw General Manager announced that Punk would re-enter the match. Cena entered at #4 and R-Truth entered at #5. R-Truth was eliminated by Sheamus after a Brogue Kick. Punk entered at #6 and eliminated Orton after a GTS. Sheamus was eliminated by Morrison after a Crossbody from the top of the chamber. Morrison was eliminated by Punk after a GTS. Cena eliminated Punk after an Attitude Adjustment onto the chamber floor to win a WWE Championship match at Wrestlemania XXVII. Aftermath After becoming #1 Contender to the WWE Championship, John