Simione Tufui Fehoko was raised in the Salt Lake City area and enjoyed a very successful prep career at Brighton High School in Cottonwood Heights. As a junior, he led the entire state in receiving with 65 receptions for 1,656 yards and 24 touchdowns. As a senior, he tallied 59 receptions for 1,495 yards and another 16 touchdowns. Fehoko was named a two-time all-state selection, Mr. Football in the state of Utah, and a USA All-American. He also left Brighton as the school’s all-time leader in receiving yards (3,571) and receiving touchdowns (41).
Following graduation, Fehoko went on a two-year LDS mission to Seoul, South Korea.