Singer for the band fun. who received a Grammy Award for "We Are Young," and another one for Best New Artist in 2013.
He co-wrote 'Die Young,' which appeared on the album Warrior by Ke$ha.
He collaborated with singer Janelle Monae on the hit song "We Are Young."
He became sick with pneumonia as a child. Later, he joined punk bands in high school called Nevergonnascore and This Past Year.
He dated fashion designer Rachel Antonoff and reportedly dated Ellie Goulding in 2013.