Herb Alpert a vocalist at Dot Records under the name of Dore Alpert. "Tell It to the Birds" was recorded as the first release on the Alpert & Moss label Carnival Records. When Alpert and Moss found that there was prior usage of the Carnival name, they renamed the label A&M Records. Alpert set up a small recording studio in his garage and had been overdubbing a tune called "Twinkle Star", written by Sol Lake, who would eventually write many of the Brass's original tunes. During a visit to Tijuana, Mexico, Alpert happened to hear a mariachi band while attending a bullfight.
Herb Alpert were sold, outselling the Beatles. That same year, the "Guinness Book of World Records" recognized that Alpert set a new record by placing five albums simultaneously in the Top 20 on the "Billboard" Pop Album chart, an accomplishment that has never been repeated. In the first week of April of that year, four of those albums were in the Top 10, simultaneously—matching a mark first set by The Kingston Trio in late 1959. Alpert's only No. 1 single during this period, and the first No. 1 hit for his A&M label, was a solo effort: "This Guy's in Love with