United Kingdom, June 3 -- John Mulaney turned down the Oscars due to the intense schedule.

The 42-year-old comedian admitted while he was "flattered" to be asked to front the Academy Awards in March, with four-time host Jimmy Kimmel turning down the offer to lead a fifth ceremony.

Appearing on Marc Maron's 'WTF' podcast, John said: "Well, I was very flattered.

"They came to me, must have been last summer. And I knew Jimmy Kimmel wasn't gonna do it. And they offered it.

"And it was honestly that I had a lot going on. And it's months and months of work."

Instead, Conan O'Brien was chosen to host the prestigious event, and John was impressed by how the late night legend handled proceedings.

He joked: "He came out and he not only was so...