I only see House of Blues Orlando, but there may be others.
House of Blues Orlando
ONGOING THROUGH 2011
D23 Members save 15% off their meals at House of Blues Orlando in Downtown Disney. From their crispy catfish fingers to their full rack BBQ Basted Baby Back Ribs, there’s something to tingle everyone’s taste buds at this lively restaurant. Discount will be given at time of payment when the member presents his or her valid D23 Membership Card. Valid for D23 Members and up to 5 additional guests. Offer excludes alcohol, tax and gratuity. Cannot be combined with any other offer. Some restrictions apply. Valid only at House of Blues Orlando though December 31, 2011.