BILLIE Eilish is riding high in her career - which in her own words, she couldn't have done without her brother Finneas O'Connell.
The pair are always together, and many would consider Billie's bro to be the secret to her success.
Who is Finneas O'Connell?
Some might know Finneas as Billie Eilish's older brother, but he's a star in his own right.
The 23-year-old was born on July 20, 1997, and is a songwriter, record producer, singer, musician and actor.
He has written and produced music for various artists including, his younger sister Billie.
Finneas has also released several singles as a solo artist, with his debut EP, Blood Harmony, released in October 2019.
Finneas's most successful song was Let's Fall In Love For The Night, which peaked at number 17 on the US Billboard Alternative Songs chart.
What Grammy awards has Finneas O'Connell won?
Like his little sister Billie, Finneas has won big at the Grammy Awards.
At the 2020 Grammy Awards, he scooped two awards on his own for Non-Classical Producer of the Year and Non-Classical Best Engineered Album of the Year.
Together with his sister he also won the Best Song, Best Record and Best Album songs.
How did he become famous?
Finneas became a household name with the release of his first single New Girl in 2016.
That same year, he produced Eilish's debut album extended play album Don't Smile At Me, which peaked at number 14 on the US Billboard 200.
In 2017, he came up with his second single I'm In Love Without You.
Apart from producing Eilish's debut album When We All Fall Asleep, Where Do We Go? in 2018, he also released eight singles, including Heaven, Break My Heart Again, Landmine and Life Moves On among others.
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What acting work has Finneas O'Connell done?
As well as his music, Finneas is an established actor.
He is best known for playing Alistair on Glee in 2015.
Finneas also starred in Modern Family in 2014.
In 2013 he starred in the indie movie Life Inside Out.