Inside Rob Kardashian's Evolution: Playboy To Doting Dad
1 / 16
Rob Kardashian was just 20 years old when 'Keeping Up With Kardashians' premiered in October 2007.
2 / 16
Rob dated former 'Cheetah Girl' Adrienne Bailon from 2007 to 2009, but she broke it off with him when he cheated.
3 / 16
Rob started his foray into celebrity with numerous club appearances once he turned 21.
4 / 16
He often struggled to find his footing with such famous sisters by his side.
5 / 16
In 2011, Rosa Acosta alleged she was pregnant with Rob's child. The claims have never been verified.
6 / 16
Rob competed on 'Dancing with the Stars' in 2011 and came in second place.
7 / 16
Rob embraced the single life, but kept his romances largely under wraps. But that didn't stop the rumour mill! We're pretty sure Rob and Audrina Patridge never dated though...
8 / 16
Rob launched a range of designer socks called 'Arthur George' in 2012. His grandfather's name is Arthur, while his dad's middle name is George.
9 / 16
Rob lived with Khloe & her husband Lamar Odom on and off throughout their four year marriage.
10 / 16
Rob briefly canoodled with big sister Khloe's best friend Malika Haqq as shown on 'Khloe & Lamar'.