Hard Rock Cafe International, Inc. is a chain of theme restaurants founded in 1971 by Isaac Tigrett and Peter Morton in London. In 1979, the cafe began covering its walls with rock and roll memorabilia, a tradition which expanded to others in the chain. In 2007, Hard Rock was sold to the Seminole Tribe of Florida, and is headquartered in Orlando, Florida.[2] As of December 2015, there were 191 Hard Rock locations in 59 countries, including 157 cafes, 22 hotels, and 11 casinos.[3]