The 20-year-old rail enthusiast was travelling home from a hospital appointment in London when he was allowed to make the train announcements.
The reality TV star shared a video of Harvey showing off his gifts as Carl Woods dressed up as Barney to surprise him
The follow-up documentary shows Harvey getting used to his new life at college.
The 19-year-old is up for the Authored Documentary National Television Award, along with mum Katie Price for their BBC documentary 'Harvey and Me'.
The TV star has voiced her frustration at the online abuse her eldest son faces.
The former 'X Factor' star admitted that while he is used to people trolling him, he was shocked that people were targeting his 10-week-old son Leo.
The star criticised people in the public eye who don't use their platforms to help other families affected by autism.
The 18-year-old – who has severe autism – broke the window in frustration after getting hiccups while sitting in the rear passenger seat.
Katie Price's children have said they will never speak to her again if she returns to former lifestyle.
Katie Price’s son Harvey has written a touching note to NHS staff to say “thank you” for giving him the coronavirus vaccine. The 18-year-old - who is classed as being in a vulnerable group - received his first dose on Friday, and Price previously reassured followers he was safe and well despite suffering side effects.
Katie Price revealed Harvey was taken to hospital on Friday night, but was soon discharged by doctors.
The retired footballer father has come under fire for his absence from Harvey's life. highlighted by the new BBC documentary.
The star was given some sobering information about making the wrong choice of residential college in a BBC documentary.