Nick Cannon, Aubrey O'Day, Donald Trump

On this episode of 'When I Was 17,' we take a look back on the teenage years of Nick Cannon, Aubrey O'Day and Donald Trump. When he wasn't perfecting his stand-up comedy routine, Nick Cannon was learning to love the older ladies. Former Danity Kane member Aubrey O'Day was already causing controversy at her high school and steering clear of boys. Mogul Donald Trump put aside his dreams of becoming a professional baseball player to get his start in the real estate business.