McCown played under Smith for two of the three seasons the quarterback spent in Chicago. Both are confident what he's learned as a long-time backup will be beneficial in settling into a role ahead of second-year pro Mike Glennon,
Jerseys From China, who started 13 games for Tampa Bay as a rookie.
"Josh is exactly what you're looking for in a leader to get that 4-12 taste out of our mouths," Smith said.