Head writer AC Bradley and director Bryan Andrews tease the “fun and silly” episode starring Chris Hemsworth.

“The story took root from a love of ’80s and ’90s rom-coms and party films.

After so many serious episodes, what’s the most fun we could possibly have?

What If…?

Jane and Thor in Marvel’s ‘What If…?'.Marvel Studios

And the answer to that is: Let Thor throw a party.”

so it lets you know a certain degree of the attitude behind this episode."

The episode’s “What If…?”

“Anyone who has siblings knows that that relationship affects us greatly growing up,” Bradley says.

“We push that comedy.

“A lot of the lines are improvised by the actors,” she adds.

“It should be Easter egg heaven.

It’s a lot sillier than anything you’d see in the MCU.

It should be an episode to watch with a beer.”

That’s the atmosphere that Hemsworth brought into the recording booth with him for this episode.

“He ate it up,” Andrews says.

He gets to cut loose more than he ever has in the Marvel Universe.”

And the man very politely nodded and went, ‘Yeah, I’ve seen it.’

I just pitched him his own movie.'"

Check out the sneak peek at this week’s episode above now.

New episodes ofWhat If…?debut Wednesdays on Disney+.