Chuck Mangione in concert in 1973. With songs like “Feels So Good” and “Land of Make Believe,” he found success with a pop-jazz hybrid. David Redfern/Redferns, via Getty Images, Chuck Mangione, the jazz musician whose "Feels So Good" cracked the top 10 pop chart in the 1970s, died Tuesday, officials said. He was 84. Mangione died "peacefully" in his sleep at his home in , Chuck Mangione, noted flugelhorn player, trumpeter and composer, has died. He was reportedly 84. The news was confirmed via a press release out of a funeral home in Rochester, New York, on behalf , Chuck Mangione, ‘Feels So Good’ Hitmaker & Beloved Jazz Musician, Dies at 84 The flugelhorn player scored a number of entries on the Billboard charts in his lifetime., Jazz trumpeter, flugelhorn player and composer Chuck Mangione — the man behind the pop-jazz instrumental crossover Top 10 hit “Feels So Good,” and an animated version of himself on Mike Judge’s King of the Hill cartoon series — died on July 22, at the age of 84., NEW YORK (AP) — Two-time Grammy Award-winning musician Chuck Mangione, who achieved international success in 1977 with his jazz-flavored single “Feels So Good” and later became a voice actor .