Mr Watson also said the party must push for a new referendum to take place before a general election.
The prime minister is reportedly looking at a plan to block a Brexit extension, but critics say it would be unlawful.
Former Top Gear star, who now hosts Who Wants to be a Millionaire, also tackles 'Champagne Socialists' Global Warming and pansexuality
In a dig at Mr Corbyn’s decision to block a general election, the Prime Minister branded the Labour leader a “gigantic chlorinated chicken” in the House of Commons.
Almost half of all voters would rather Britain left the European Union without an agreement rather than see the Labour Leader in Downing Street, the poll from Politico claims
After a humiliating defeat that saw MPs approve a bill blocking a no-deal Brexit, the Prime Minister said the country must go to the polls to ‘sort this out’.
The Prime Minister was caught on camera apparently using the insult against the Mr Corbyn, saying: “Call an election, you great big girl’s blouse.”
Boris Johnson is heading for a defeat in the House of Commons over Brexit after his last-ditch attempt to persuade Tory rebels not to block no-deal failed.
The former 'X Factor' judge hit out at the Labour leader over allegations of anti-Semitism within the party.
Former Prime Minister Tony Blair is willing to vote for Jeremy Corbyn in order to prevent the UK crashing out the EU without a deal.
The Labour leader said his party will do "everything necessary" in its attempts to block a no-deal Brexit.
Chukka Umunna said he had spoken to a 'substantial minority' of Labour MPs who 'simply would not countenance' Jeremy Corbyn becoming Prime Minister.
The Labour leader's approval rating from his own party members has fallen dramatically, the YouGov poll said.
Senior Labour figures are accused of interfering with the disciplinary process investigating claims of anti-Semitism.
The Brexit Party leader is spoofed in the comedy series Year of the Rabbit, starring Matt Berry and Keeley Hawes.
Labour Party leader Jeremy Corbyn wished grime artist Stormzy luck ahead of his headline performances at Glastonbury this weekend.