Of all the new celebrity couples that emerged in the year of the lord chaos, aka 2025, Billie Eilish and Nat Wolff have to be one of the cutest. Rumors first started circulating after the two were spotted making out in Italy—and if you’re just finding out that these two are a thing, then clearly a timeline is in order. Here’s how these two took their vibe from friendship to romance, as well as where they currently stand. March 2023 Nat’s brother, Alex Wolff, meets Billie at an Oscars party! “Billie and me and my brother, we all have Tourette’s. And I think we all have bonded over that,” Alex told Variety . “Even when I saw Billie on interviews, I said, ‘Oh, she’s one of us.’” April 2024 Billie attends Coachella with Nat and Alex, and they document the vibes on Instagram. June 2024 Nat appears in Billie’s video for “CHIHIRO.” September 2024 Nat and Alex start opening for Billie during the Hit Me Hard and Soft tour.…