The legendary musician and frontman of Green Day, Billie Joe Armstrong has shared an unforgettable photo of himself with the 18-year-old American singer, Billie Eilish via his verified and official Instagram account.

Billie Joe Armstrong has shared that photo for a good reason, He celebrated the 18th birthday of Billie Eilish, but he may be late because her birthday was two days ago.

In the photo, Billie Eilish was driving the car while Billie Joe Armstrong took a sincere selfie. Everyone noticed that the couple was looking very happy while they were together with this photo.

Here is what wrote Billie Joe Armstrong:

“Happy belated bday to this amazing young woman! Now you can vote!! Haha. @billieeilish.”

A fan named Maria commented:

“They are very intimate! Hahaha i’m joking.”

Another fan named Weare said:

“When a father teaches his daughter to drive for the first time…”

You can see the Instagram post right below.