Labour MP Chuka Umunna has given Will Smith a tour of Lambeth today, saying that the Hollywood star wanted to see the "real London".
The pair called into a music venue and a coffee shop in Brixton before taking questions from students at St Martin-in-the-Fields High School for Girls in Tulse Hill.
More top news
They say Great Ormond Street Hospital has denied their request and the baby's life-support will be switched off on Friday.
He is accused of raudulently attempting to gain money and housing by pretending he had lost family members.
The High Court made the ruling after hearing an application by the Association of British Commuters for a judicial review.