Question: What is the name of the artist who both performed on the live album "Live at the Philharmonic" and, with his brothers, has had over thirty-three Top 40 singles?
Sentence (from "Live at the Philharmonic"): Performed at Philharmonic Hall in New York City on December 2, 1972, the concert followed the release of Kristofferson's successful "Jesus Was a Capricorn".
Relevant evidence: No