Has got 5 tattoos.

His parents are divorced. He has one brother, Michael, as well as a step-sister, Julia. He also has a little half-brother and half-sister, Sam and Liza

Irish American.

Friends with Adam Brody.

Resides in the Hollywood Hills with close friend, Gene Hong.

Owns a Golden Retriever called Frankie.

Broke his collarbone in 2005.

He is ambidextrous. He writes and draws with his left hand but prefers his right hand for most of other activities.

His favorite musical artists are Prince and Stevie Wonder, who he calls his `spiritual leader`.

His parents are divorced. He has one brother, Michael, as well as a step-sister, Julia. He also has a little half-brother and half-sister, Sam and Liza.

Briefly toured with Reel Big Fish while guitarist/lead singer Aaron Barrett recovered from a hand injury.

Good friends with Jake Gyllenhaal and Billie Joe Armstrong.

Cites The Beatles (John Lennon, Paul McCartney, George Harrison, and Ringo Starr) as his heroes.

Singer of the band Maroon 5.

Good friends with actress Natalie Portman.

Former frontman of band Kara`s Flowers.

Has ADHD (attention-deficit-hyperactive disorder).

Has known Jake Gyllenhaal since kindergarten.