They've been romantically linked since last year.

Billie Eilish has left fans in awe with her latest look, this time rocking a stunning green top. The “Ocean Eyes” hitmaker posted a mirror selfie showcasing her casual and effortless look. The photos capture the 24-year-old posing with a carefree expression as she holds up her phone to snap the pictures.

"Our voices really do matter and the people matter," the "Wildflower" singer said.

Paramount/Lightstorm Earth's "Billie Eilish – Hit Me Hard and Soft: The Tour" is getting its release pushed back from March 20 to May 8. The delay was announced by James Cameron, who is co-directing the film with Eilish.

From those balcony photos to their first meeting.