By Erin Strecker
Updated April 16, 2014 at 01:52 PM EDT

Don Draper may not be in touch with his emotions, but Jon Hamm certainly is.

The actor — sporting a not-Draper-approved beard — stopped by Sesame Street to explain various complex emotions, like ‘guilty’ or ‘frustrating,’ to Murray. Next stop: Exploiting those emotions while thinking up an ad campaign.

This isn’t the first time Hamm has shown up on Sesame Street; last year, he also helped out Elmo (wearing the same outfit he wore for this appearance). This time around, in addition to explaining something, he even managed to charm his way through knowledge of the alphabet. Watch below: