 got to number 20 on the U.S. charts upon its release, and went all the way to number one in the U.K. charts. The Eagles actually opened the U.S. store for Jethro Tull back in 1972. However, it's worth noting that guitarist Don Felder, who would go on to write the music for Hotel California, was not in the band at that time. Noted. Felder later claimed that he'd never heard We Used to Know.