He played guitar in John Mayer's album, Continuum, on the songs Stop This Train and In Repair.
His mother is a former beauty queen.
His mother's favorite song by his band is Tangled.
He played guitar on Jenny Lewis's solo album, Rabbit Fur Coat.
His mother is one of the two people, besides him and the members of Maroon 5, that knows why the band is called Maroon 5.
While he still lived in Lincoln, Nebraska, he played with local bands Kid Quarkstar and Happy Dog.
He once got pied in the face by Adam Levine in front of a crowd in a concert.
He co-wrote the song She Will Be Loved.
Before he played for Maroon 5, he played for the band Reel Big Fish.
His height is 6 feet and 3 inches.
He was invited to play with the University of Nebraska Jazz Ensemble while he was still attending high school, where he played with men twice his age.
The guitars he plays are the Gibson Les Paul and the Fender Telecaster.
In 2000, he moved to Los Angeles, where he worked as a private instructor.
In 2000, he and his current group at that time, Squares, won the Ernie Ball's Battle of the Bands regional competition in Nebraska.
He is an Eagle Scout.
His father's favorite song by his band is Sunday Morning.
He has four siblings: three sisters and one brother.
The first instrument he played was the piano because of his parents' influence.
Before moving on to play the guitar, he played drums and took lessons.
He was raised as a Mormon.
He is good friends with John Mayer, who he first met at a guitar school in 1996.
James Valentine: Out on the road we're surrounded by so many people all the time who want something from you.
James Valentine: It's great to have such a solid family base to draw support from. A lot of people don't have that. I'm really lucky.