I'm a people person,' added Joshua, who has overnight become a household name after a dramatic fight that won him fans all over Britain.
Joshua said he hoped to become a millionaire when he first started boxing, but he now hopes to become boxing's first billionaire.
The 37-year-old actress played coy when asked, and was hilariously uncomfortable about trying to figure out how to answer.
WATCH: Adele Joins James Corden For Most Incredible ' Carpool Karaoke' Ever "Well, I mean if he says so…" Holmes said, laughing. "It's so awkward because with a first kiss in [real] life, if it doesn't go well you can kinda be like, ' Oh I gotta get home,' or 'thanks.' You never have to deal with that person again," Holmes explained.
She may have kept a poster of Tom Cruise on her wall as a kid, but Katie Holmes' first big, real-life romance was with another tall, dark and handsome Hollywood man: Joshua Jackson.
His promoter, Eddie Hearne, said that Joshua will become bigger than David Beckham, with huge public appeal that goes beyond boxing.'His commercial potential outside the ring is huge, way beyond Beckham and the world’s top footballers.
Norman Reedus was spotted with a mystery blonde date in NYC.
Asked if he was ready to meet his adoring fans there, Joshua said: 'First off, I’ve got to pay my bill.