Rob Kardashian makes a small return to 'The Kardashians!' On Wednesday's episode, his sister, Khloé Kardashian, calls him to ask if he would donate sperm to her best friend, Malika Haqq, who is planning to expand her family. In response to Khloé's suggestion, Rob makes a comment the Good American founder calls 'disgusting.' 'The Kardashians' airs Wednesdays on Hulu.
