Stunt comedian Simon Brodkin said "Boris" had asked him to give the mock form to the prime minister, as he was led away by security.
"What tweenager doesn't love exclusive bland backstage content from a conference they've never heard of?" asked one Tory activist.
Tensions will come to a head at the party's annual conference this autumn, party insiders told BuzzFeed News.
The prime minister blamed lawyers for bringing claims against "brave" British soldiers in a speech on Wednesday.
What exactly are they doing?
The home secretary gave a staunchly anti-immigration speech at the Conservative party conference in Manchester.
There are, apparently, no French Rolling Stones either.
Speaking to BuzzFeed News, the prime minister also linked unruly protesters to the election of Jeremy Corbyn.
Politics has never looked so porcine as protesters march ahead of the Conservative party conference.
Talk about a Freudian slip.
Cassetteboy's latest skewers the prime minister with a bit of help from Eminem.
And some people seem to agree.
He was channelling William Hague.
And one stat that shows the Tories really are taking Muslim votes seriously.
Roads have been blocked off in Birmingham's city centre to welcome the Conservative party conference. Here’s what we found when we got inside.
"In December I'll be in Beijing opening up new pork markets!"
The London mayor also discussed cummerbunds.
"I think Nicola Sturgeon will be the most left-wing first minister Scotland has had," Ruth Davidson told BuzzFeed News. "That gives us an opportunity."
"I wouldn't expect to see him all week," said a senior MP. "He's got other things to think about."
David Cameron addressed the Conservative Party Conference in Manchester this morning. Here's what we learned. (Not much.)