Today’s BD comes from Yap.
But before reading it, you must know that in French, the word costume has two meanings…
Tutu
Vocabulary
réveillon: Christmas eve
réussi: successful
costume: costume OR fancy dress/suit
s’assurer de…: to make sure to…
réseaux sociaux: social networks
partager: to share
bien entendu: of course
Give an explanation!
If you understand the joke, write a short explanation in French or in English in the comments.

Everybody should put on suits for the party. But the main character put on a costume instead of suit becaus he couldn’t recognise two different meanings of the french word ‘costume’. Isn’t it?
Yes, that’s it. When the invitation read “en costume” he interpreted it as “in disguise” instead of “formal attire”.