"I Go Ape" is the second single by Neil Sedaka, immediately following his success with the debut single "The Diary", and was written by Sedaka himself and Howard Greenfield. It was released in 1959, and also appears on Sedaka's 1959 debut solo album Rock with Sedaka.

"I Go Ape" was a relatively minor success in the US, reaching No. 42 on the US Billboard chart. but was a much bigger success in the UK, reaching No. 9 in the UK Singles Chart.

Although Sedaka has insisted he played piano on the session, the session logbooks document Ernie Hayes as the keyboard player. Other musicains included Everett Barksdale and Kenny Burrell on guitar, Lloyd Trotman on bass, Sticks Evans on drums, and King Curtis on tenor sax. The arrangement was by Chuck Sagle.

...
Wikipedia