Peter Lewis Kingston Wentz III (born on June 5, 1979) better known as Pete Wentz,[1] is an American musician, best known for being the bassist and primary lyricist for the American rock band Fall Out Boy. Since the announcement of Fall Out Boy’s indefinite hiatus, Wentz has formed the experimental electropop group Black Cards. He owns a record label, Decaydance Records, which has signed bands such as Panic! at the Disco and Gym Class Heroes.

He owns Clandestine Industries.
He wrote a book called The Boy With a Thorn in His Side.
He wrote all the songs on “From Under The Cork Tree”.
Owns his own record label, Decaydance Records.
Was an all-state soccer player.
Plays bass guitar.
The eldest of three children. Has a younger brother and a younger sister.
Plays the piano.
Has two dogs – Hemingway (an English Bulldog) and Rigby.
[April 2008] Announced engagement to Ashlee Simpson.
Brother-in-law of Jessica Simpson.
Married girlfriend Ashlee Simpson on May 17, 2008 in an intimate ceremony at her parents’ home in Los Angeles.
[May 2008] Is expecting his first child with wife Ashlee Simpson.
On November 20, 2008 Pete and wife Ashlee welcomed a baby boy, Bronx Mowgli Wentz who weighed 7lbs 11oz, and was 20.5 inches long.