CREATE TABLE table_44821 ("Player" TEXT, "Nationality" TEXT, "Position" TEXT, "Years for Grizzlies" TEXT, "School/Club Team" TEXT)

Who was the 1999-2002 Years for Grizzlies small forward Player who was from the United States?
SELECT "Player" FROM table_44821 WHERE "Nationality" = 'united states' AND "Position" = 'small forward' AND "Years for Grizzlies" = '1999-2002'
SELECT "Player" FROM "table_44821" WHERE "Nationality" = 'united states' AND "Position" = 'small forward' AND "Years for Grizzlies" = '1999-2002'