The iconic show has gone out with a bang in its series finale, with performances from some of its beloved personalities. See what those famous faces look like today!
Simon Cowell, Season 1-9 Judge
The 58-year-old is now a dad to a young son, Eric. Since being a judge on Idol, Cowell has starred as a judge on a number of other TV talent show competitions, including X Factor and Britain's Got Talent.