WWE Night of Champions 2011 complete line-up for Sept. 18 pay-per-view event in Buffalo

Now that Smackdown is in the books, WWE is officially ready to bring its Night of Champions pay-per-view card to the First Niagara Center in Buffalo, New York, this Sun., Sept. 18, 2011, at 8 p.m. ET.

And with the addition of one last championship match, the line-up is complete. Here's what in store this Sunday night:

- Triple H vs. CM Punk (No disqualification; if Triple H loses he resigns as COO)
- Alberto Del Rio vs. John Cena (WWE championship)
- Randy Orton vs. Mark Henry (World heavyweight championship)
- Cody Rhodes vs. Ted DiBiase (Intercontinental championship)
- Dolph Ziggler vs. Jack Swagger vs. John Morrison vs. Alex Riley (U.S. championship)
- Air Boom, Evan Bourne and Kofi Kingston vs. The Miz and R-Truth (Tag team championships)
- Kelly Kelly vs. Beth Phoenix (Diva's championship)

We'll have live coverage of all the action right here at CagesideSeats.com, so be sure to come back and join us at 8 p.m. ET on Sunday night.