Who wrote the original Sleepwalk song?

The original "Sleepwalk" song was written by Santo & Johnny Farina, two brothers from New York City who rose to fame in the early 1960s. Santo Farina played the lead guitar, while Johnny Farina played the rhythm guitar. The song was released as a single in 1959 and became a hit, reaching number one on the Billboard Hot 100 chart in the United States and selling over two million copies. "Sleepwalk" is considered a classic of instrumental guitar music and has been covered by numerous artists over the years.