TV presenter Ant McPartlin and his mother were assaulted during a family meal in west London.
The Saturday Night Takeaway star was having dinner at Old Station House gastro pub in Chiswick when a gang started making rude gestures and using mobile phones to film him through the window.
38 year old McPartlin went outside to ask them to leave but the group put him into a headlock, The Sun reported.
His mother Christine was also pushed to the ground when she attempted to intervene.
More top news
Murder investigation launched in Belsize Park after a woman dies in hospital from injuries.
Police launch a manhunt for an escaped violent sex offender after a boy was attacked and woman had her hair 'sprayed red' in west London.
A man has been rushed to hospital after a stabbing in broad daylight in West Kensington.