Billie Eilish is officially 18 years old! To celebrate this big day, the singer posted a clip of home videos of her and Finneas. In the videos, they are singing, playing instruments, a hamming it up on camera. There is also some footage mixed in of some of her recent performances.

Because it is her birthday, #Happybirthdaybillie is trending on Twitter. There are several posts of fans celebrating her big day, and posting meaningful tributes to her. Read some of the best tweets below.

GALLERY: Billie Eilish’s Career Achievements So Far

• GALLERY: Billie Eilish’s Career Achievements – So Far

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  Billie Eilish and her brother Finneas accept the Vanguard Award from Julia Roberts onstage 36th Annual ASCAP Pop Music Awards.

• GALLERY: Billie Eilish’s Career Achievements – So Far

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  Billie Eilish's album WHEN WE ALL FALL ASLEEP, WHERE DO YOU GO? debuted at No. 1 on the Billboard Top 200.

• GALLERY: Billie Eilish’s Career Achievements – So Far

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  In April 2019, Billie Eilish broke Guinness world records for being the youngest female at No. 1 on UK album charts, and for having the most simultaneous US Hot 100 entries by a female.
• GALLERY: Billie Eilish’s Career Achievements – So Far

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  Billie Eilish was nominated for 10 MTV Video Music Awards and won three.

• GALLERY: Billie Eilish’s Career Achievements – So Far

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  Billie Eilish was nominated for 6 GRAMMY awards, including Album of the Year

• GALLERY: Billie Eilish’s Career Achievements – So Far

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  Billie Eilish won the awards for Favorite Artist - Alternative Rock and New Artist of the Year at the 2019 American Music Awards
• GALLERY: Billie Eilish’s Career Achievements – So Far

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  Billie Eilish received the Global Artist of the Year, Songwriter of the Year, and Album of the Year awards at the Apply Music Awards.

• GALLERY: Billie Eilish’s Career Achievements – So Far

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  Billie Eilish received the Woman of the Year Award during the 2019 Billboard Women In Music event.

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