Sesame Street favourites Ernie and Bert were on hand to "help" with a concert at the Schleswig-Holstein Music Festival in Kiel, Germany on 26 July.
Never one to shy away from a dress-up opportunity, Ernie took a rendition of Rimsky-Korsakov's Flight Of The Bumblebee by the orchestra as an excuse to crack out a beekeeper hat.
As massive hat fans in general and massive muppet fans in particular we're all for this sartorial statement. Bert is less enthusiastic. But then again, that's Bert's whole schtick, being unenthusiastic via the medium of his monobrow.
So what do you think? Awesome addition to his muppety wardrobe or are you in total agreement with Bert?
And for more celebrity hat-wearing here is the Queen, no less: