Triston Harper was just 15 years old when he reached American Idol’s top 5. The talented singer went on to get married and has just announced he’s having a baby with his wife, Paris Reed. American Idol followed Triston Harper’s journey, finishing in the top 5 just a year ago. Since then, the now-16-year-old has reached some milestone life achievements, including getting married. Triston Harper expecting a babyTriston Harper, 16, is expecting a baby! It comes just moments after he revealed he’s married to wife, Paris Reed, by updating his Facebook relationship status. Just two days later came a…