You're Never Fully Dressed Without...

It seems the Hobo man and the Dapper Dan could have solved all their dressing problems in one with the happiness hat:

(happiness hat from Lauren McCarthy on Vimeo)

"... a servo motor moves a metal spike into the head inversely proportional to the degree of smile."

(source Lauren McCarthy.com via sknitter)

So, as they say on the radio, "Smile darn ya, smile!"