via @timringTV

It appears as though Arizona Cardinals quarterback Matt Barkley has lost a bet (well, a challenge).

Either that or he has a unique sense of fashion.

Hours before the Cardinals hosted the Cincinnati Bengals on Sunday Night Football, Barkley was spotted running around the University of Phoenix Stadium field in a bizarre outfit.

Kent Somers of AZCentral got to the bottom of this fashion mystery:

Next time, don't lose.

[Twitter]