"Not really. It wasn't anything I'd ever wanted specifically. The best question I had over this thing was from Sean Plunket and he asked if this was the greatest example in the world of the law of unintended consequences."
Last week, he had said the value of promoting New Zealand as a good place for gay people to visit on the show would be worth more than the $158 million in extra funding tagged for tourism in the Budget this week.
However, he had wanted the focus to be on New Zealand, rather than himself.
"But they are keen for it to be about me and want me featuring and dancing, and I kept saying I don't want it to be about me. They said, 'We're about people, not about countries'."
Mr Williamson was the surprise hit of the same-sex marriage debate, delivering a speech in which he lampooned the arguments put up by the bill's opponents.
Ellen had tweeted a link to his speech, describing it as "powerful, compassionate and hilarious".
YouTube videos of the speech attracted more than 1.3 million views.