It is no secret Colin Kaepernick is a proud member of Kappa Alpha Psi. The San Francisco quarterback occasionally boasts his affiliation to the Crimson and Cream organization.

Deatrich Wise celebrated his sack by performing Kappa Alpha Psi Fraternity’s signature shimmy and throwing up the “Yo.”

Upon closer inspection, Kaepernick has a tattoo that details his pledge class and line number in Kappa Alpha Psi Fraternity, Inc.