Pruitt and was born in Los Angeles, California and attended Westchester High School, where he averaged 22 points per game as a senior in 2004.

His three-point field-goal percentage set a school record and he hit at a .547 clip (41-of-75) in the latter half of the season.

[1] His next career high was made when he scored 36 points in a 71–69 victory at Loyola Marymount on December 10, which earned him Pac-10 Player of the Week honors.

[1] He had 16 points (counting 5-for-8 from outside the arc), six rebounds and assists, and four steals in a victory over North Carolina on December 21.

Pruitt scored six three-pointers and made all of his 21 points in the second half of an 86–77 loss vs. Washington on the twelfth.

Pruitt became the ninth Trojan to score 30 or more points in three games or more in the same season and the first since Harold Miner in 1992 (who did this 11 times).

[2] Kenyon later commented that the entire ordeal was to give Cal a competitive advantage by throwing Pruitt off his feet.

He also stands in fourth place all-time at USC for three-pointers made with 179 while holding down the sixth spot in steals with 158.

Pruitt helped lead East Region five-seed USC to the round of Sweet Sixteen in the 2007 NCAA Tournament, where they fell to No.

Pruitt scored in double figures in all three NCAA Tournament games against Arkansas, Kevin Durant-led Texas, and the Tar Heels, and had better than a 3:1 assist to turnover ratio (19 to 6).

On April 27, 2007, Pruitt announced that he registered for the 2007 NBA draft,[4] following teammate and fellow junior Nick Young in declaring for the draft, whereas freshman teammate Taj Gibson declined to make himself eligible, and was eventually selected by the Boston Celtics in the 2nd round with the 32nd overall selection.

Being the 4th string point guard behind Rajon Rondo, Eddie House and Sam Cassell, he spent most of the season playing with the Celtics' D-League affiliate, the Utah Flash.

[5] Pruitt then played for the Los Angeles D-Fenders and Utah Flash of the NBA Developmental League.