<tr style="padding-right: 1.2em; vertical-align: top;">
<th style="width: 10em;"> Brand(s)
</th>
<td> Massacre/Mayhem</td>
</tr>
<tr style="padding-right: 1.2em; vertical-align: top;">
<th style="width: 10em;"> Date
</th>
<td> July 27th 2008</td>
</tr>
<tr style="padding-right: 1.2em; vertical-align: top;">
<th style="width: 10em;"> Venue
</th>
<td> MCI Centre </td>
<tr style="padding-right: 1.2em; vertical-align: top;">
<th style="width: 10em;"> City
</th>
<td> Washington D.C </td>
<tr style="padding-right: 1.2em; vertical-align: top;">
<th style="width: 10em;"> Last Event
</th>
<td> One Night Stand </td>
<tr style="padding-right: 1.2em; vertical-align: top;">
<th style="width: 10em;"> Next Event
</th>
<td> Declaration of Retribution </td>
</tr></table>
SummerSlam is a forthcoming Pay-Per-View event produced by D-Generation XX. The show will feature Superstars from Monday Night Massacre and Friday Night Mayhem, and it will air live on Sunday July 27th, 2008 at the MCI Center in Washington D.C. As of now only one match has been added to determine an X-Division Champion, although the participants have yet to be named.