He decided to call the album "Room for Squares", a characteristically wry take on jazz sax player "Hank Mobley" 's 1963 LP, "No Room for Squares".

He is the second of three children

Was lead guitarist of a band called Villanova Junction when he was in high-school.

Has an older brother named Carl and a younger brother named Ben. Ben is 18 months younger than John.

His favorite condiment is A1 Sauce because you can put it "on anything."

Tried out for acting in 6th grade, but never got a manager.

Used to play clarinet.

His favorite song of his own is 3x5 from the album Room for Squares

His favorite foods are sushi, kobe beef and other Japanese food, as well as veal.

His favorite movie is Good Will Hunting (1997).

Drives a steel-blue BMW

His first job was in a supermarket in Fairfield, Connecticut. Later he worked in a gas station.

His parent's ages are 19 years apart

Played flute in elementary school

Started playing guitar at 13

Used to play violin

Wrote his Grammy award winning song "Daughters" in the shower

The movie Back to the Future (1985) inspired him to play guitar.

Drives a silver Porsche Cayenne.

His parents are Richard and Margaret Mayer

Is a big fan of Opie & Anthony and also Ron & Fez on XM Satellite Radio. He debuted the single "Waiting On the World to Change" when he dropped by unannounced at their New York studio on June 14, 2006. Since then, he has regularly checked in with both shows, either calling in to contribute to the topic or just stopping by to hang out.

When he was seventeen, he was suddenly stricken with a cardiac arrhythmia that sent him to the hospital for a weekend. The trauma of the incident sparked his songwriting, and he penned his first lyrics the night he got home. Shortly thereafter, he began suffering from crippling panic attacks that only subsided when he was twenty-six, and even now, he keeps a Xanax (an anti-anxiety drug) with him, just in case.

Grew up in Fairfield, Connecticut with James Blake.

Divides his time between New York City and Los Angeles.

Boyfriend of Jennifer Aniston [2008].