Former Miami Dolphins running back Ricky Williams was notoriously associated with marijuana during his NFL career Now, in a Sports Illustrated documentary, Williams talked about the outrageous number of drug tests he faced from the league "I think I might have the world record for most times drug tested... at least 500 drug tests," Williams said To put that in context, Williams played in 147 games during his time in the NFL and has 342 receptions during his entire career