JOINDER TO JOINT FILING AGREEMENT
EXHIBIT 99.8
The undersigned acknowledges and agrees (i) to be bound by that certain Joint Filing
Agreement, dated as of January 15, 2009, executed in connection with the filing of the Schedule 13D
related to ownership of common units representing limited partner interests in Xxxxxx Partners, LP
and filed with the Securities and Exchange Commission on January 16, 2009 (the “Schedule 13D”) and
(ii) hereby designates and appoints Xxxxxxx X. Xxxxxxxx as his attorney-in-fact with full power of
substitution, to sign, file and make any amendments to such Schedule 13D.
IN WITNESS WHEREOF, the undersigned hereby executes this Joinder to Joint Filing Agreement as
of this 8th day of September, 2009.
| /s/ Xxxx Xxxxxx | ||||
| Xxxx Xxxxxx | ||||
