Trending on Billboard Richard Gottehrer is rock’n’roll history. The industry icon, 86, wrote his first song on piano, “I’m On Fire,” in the 1950s after hearing Jerry Lee Lewis’ “Great Balls Of Fire” — Lewis later released it as a single in 1964. Gottehrer was there in the early days of the girls group sound, co-writing the Angels “My Boyfriend’s Back” in 1963. He was there when the Brill Building was setting the tone for what was becoming the most popular music in America, thanks to the many writers like Gottehrer who congregated and worked there.  He was there at the start of the British Invasion, as a member of the Strangeloves, co-writing the song “I Want Candy,” which became an oft-covered rock’n’roll staple. He was there in 1966, co-founding the legendary Sire Records with Seymour Stein , staying for 10 years before moving on to his next endeavor.…