Seems there is one every year, this year its Byron Cowart.
The nation's top defensive end gave Gus Malzahn and Will Muschamp a huge boost on National Signing Day, picking Auburn over Florida.
UPDATE: Florida may not be out of it just yet, as Auburn has not received Cowart's letter of intent as of 1 p.m. ET and there's some confusion as to why they haven't:
http://www.cbssports.com/collegefootball/eye-on-college-football/2503657...