(The show also featured other iconic celebs likeBritney SpearsandChristina Aguilera.)

In their early days, Timberlake and Gosling weren’t just costars, they were also roommates.

He told the talk show host (via People), “We used to do terrible things.

Ryan Gosling smiling

We thought we were so cool.”

After Fallon confirmed that was the story Gosling was telling, Timberlake shared his side of the story.

But Gosling got his own bed.

Justin Timberlake and Ryan Gosling as young kids

He didn’t sleep on the couch.

He said that?"

These days, they opt for more upscale reunions at events like the Oscars.