We all knew that Chicago Cubs first baseman Derrek Lee had a killer September. But now we have proof: he was named the National League Player of the Month. Sweet.

It was a stellar final month of the season for Lee, who led the Majors with a .386 average (32-for-83) with nine home runs, 23 RBIs, a .795 slugging percentage and .500 on-base percentage. cubs.com.

Derrek Lee returns next year at age 34. Here’s to many more months like September.