1. He is now part of a pop rock collaboration The Madden Brothers with his twin brother Benji Madden.
2. Madden was born Joel Rueben Combs in Waldorf, Maryland, the son of Robin Madden and Roger Combs. He has an identical twin, Benji Madden, who plays guitar and sings backing vocals in their band, Good Charlotte.
3. He also has an older brother named Josh Madden who also works in the music industry, and a younger sister named Sarah Madden. Madden attended La Plata High School.
4. In 1995, at the age of 16, Joel Madden, his brother Benji, and a friend started their own band.
5. The band was short-lived and the Maddens eventually recruited fellow high schoolers Paul Thomas, Aaron Escolopio, and Billy Martin to form their current band Good Charlotte.
6. He later had a cameo role in the 2004 film Fat Albert and in the 2006 film Material Girls with his brother Benji.
7. He also had a guest appearance in the hit Nickelodeon musical comedy series The Naked Brothers Band, in which he joined the band for a performance.
8. Madden started a clothing line called MADE Clothing along with his brothers Benji and Josh.
9. The line is owned by Joel, his brothers Benji Madden, Josh Madden, and friend Tal Cooperman.
10. The Madden brothers also front a production team called Dead Executives.
11. The charity will create and promote an online registry to inspire the purchases of items for moms and their families in need. He is also a UNICEF Goodwill Ambassador.
12. In 2010, with his brother, Madden contributed to “We Are the World 25 for Haiti,” a remake of the song “We Are the World” by USA for Africa, written by Michael Jackson and Lionel Richie.
13. On November 23, 2011, Madden was confirmed as one of the four vocal coaches in the first season of the Australian version of the reality singing competition The Voice. His brother, Benji Madden was later his mentor on the show.
14. Joel continued on as a coach in seasons two and three with Benji joining Joel as a coach on season 4 in 2015.
15. Because of his commitments to The Voice Australia, he relocated to Sydney.
16. The track was available for free download with pre-orders of the album.
17. In 2013, he also provided songwriting and production assistance to the Australian band 5 Seconds of Summer on their first album.
18. He has also helped write songs with them again for their later album Sounds Good Feels Good.
19. Joel is now in a pop rock duo with his brother Benji called The Madden Brothers.
20. The album title Greetings from California comes from a conversation that the brothers had over breakfast one morning where they were reminiscing over how far they had come since the days of making music in their bedrooms.
21. In 2015, he appears as guest in the American TV series Empire.
22. Since the beginning of the show in 2012 Joel has been a judge on The Voice Australia.
23. He is the only judge who has appeared on all four seasons and was also a judge with his brother Benji for The Voice Kids.