Billick delivered harsh criticism of Manziel on Wednesday, posting on Twitter that "Manziel proponents say he can be Russell Wilson. I liken him more to Troy Smith...a 5th rounder no longer in the NFL."
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Billick, who is now an analyst for the NFL Network, delivered the ultimate comeback -- a picture of him wearing his Super Bowl ring.
It is still surprising that Billick never got a chance to be a head coach again. He won a Super Bowl in 2000 -- which he colorfully pointed out -- and guided the Ravens to an 80-64 record (.556) and four playoff seasons.
Some may argue that the reason Billick never got another job was his inability to develop a franchise quarterback. The Ravens had 13 starting quarterbacks in Billick's nine seasons, the last of which was Troy Smith.
To Bflo44's credit, he took Billick's rebuttal in stride on Twitter:" So I got owned by @CoachBillick Today! Pretty sweet. Fun stuff!"