Jeff Beck and Jan Hammer perform at the ARMS concert December 1, 1983 - The Cow Palace in San Francisco. The ARMS Charity Concerts were a series of charitable rock concerts in support of Action into Research for Multiple Sclerosis in 1983. The idea for hosting the concert was envisaged by Ronnie Lane, ex-bassist for Small Faces and Faces, himself a casualty of multiple sclerosis. The concert was billed as The Ronnie Lane Appeal for ARMS and featured a star-studded line-up of British musicians,