The pro-Remainer has had a whirlwind year after leaving Labour as a leading part of the independent breakaway before ditching Change UK for the Liberal Democrats in the aftermath of the European Elections.
But the 40-year-old was happy to take a wider look at his life in politics, his "messy" year and outline his plans for power if he achieved his childhood ambition of being given the keys to Number 10.
Watch above or listen to the full episode to hear:
Why he believes traditional party politics is over but team ethics rule
The photo of the 20th Century's "greatest orator" he would use as inspiration
Why he always wanted to be PM but now feels "liberated"
How he feels about his "messy" year in three parties
Why the Change UK project failed
The incident with his daughter which fuelled his drive to stop Brexit
Why he believes it is still fashionable to have modern liberal values
His take on the possibility of a Remain alliance at the next election
Why he would visit France first as PM
Why "naughty food" is his secret downfall
Acting Prime Minister has put guests ranging from Jacob Rees-Mogg and Jess Phillips to Ben Fogle and Bobby Norris in power and asked the question: "What would you do now?"
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