See hilarious old pictures of Mariah Carey, Nicki Minaj, Keith Urban and Randy Jackson
Ryan Seacrest: Now
"Ryan has the appeal of a dog that has been rescued from the pound. That is his secret," Simon Cowell has said of Idol's host, who currently dates singer Julianne Hough. "He's grateful. He's happy. Always, always. If he had a tail, he'd wag it."