Exhibit 99.1

Signature of Reporting Person(s)

AEC ASSOCIATES L.L.C.		July 21, 2008
By: Yucaipa One-Stop Partners, L.P.
Its: Managing Member
By:	/s/ Robert P. Bermingham
	Name: Robert P. Bermingham
	Title: Vice President and Secretary
DIGITAL ON-DEMAND, INC.		July 21, 2008
By:	/s/ Steve Mortensen
	Name: Steve Mortensen
	Title: Chief Financial Officer and Secretary
YUCAIPA ONE-STOP PARTNERS, L.P.		July 21, 2008
By: Yucaipa AEC Associates L.L.C.
Its: General Partner
By:	/s/ Robert P. Bermingham
	Name: Robert P. Bermingham
	Title: Vice President and Secretary
YUCAIPA AEC ASSOCIATES, LLC		July 21, 2008
By: OA3, LLC
Its: Managing Member
By:	/s/ Robert P. Bermingham
	Name: Robert P. Bermingham
	Title: Vice President and Secretary
OA3, LLC		July 21, 2008
By:	/s/ Robert P. Bermingham
	Name: Robert P. Bermingham
	Title: Vice President and Secretary
RONALD W. BURKLE		July 21, 2008
By:	/s/ Ronald W. Burkle
	Ronald W. Burkle