The Everly Brothers 1960's "Cathy's Clown," which they wrote and composed themselves, sold eight million copies and became the duo's biggest-selling record. "Cathy's Clown" was number WB1, the first selection Warner Bros. Records ever released in the United Kingdom. Other successful Warner Bros. singles followed in the United States, such as "So Sad (To Watch Good Love Go Bad)" (1960, pop No. 7), "Walk Right Back" (1961, pop No. 7), "Crying in the Rain" (1962, pop No. 6), and "That's Old Fashioned" (1962, pop No. 9, their last top 10 hit). From 1960 to 1962, Cadence Records released Everly Brothers singles from the
The Everly Brothers habit, which caused him to develop chronic obstructive pulmonary disease, and recounted Phil spending his final years having to carry oxygen tanks with him wherever he went and taking 20 different types of medications per day. She stated that although Phil had stopped smoking in 2001, his lungs had already sustained permanent damage. Phil's last public appearance was in 2011, at Buddy Holly's induction to Hollywood Boulevard's Star Walk of Fame, and he was then struggling to catch his breath as he addressed the crowd. Patti established the Phil Everly Memorial COPD Foundation in 2014. Don Everly claimed in a