In which the artist drew this during a series of very humid days and didn't get it posted until the weather normalized,
OR
In which we discover the effects of water vapor in the air on our longer haired observational subjects.
Erik is very happy that his hair is too short for this.
ETA: Javert's French was supplied by my friend, who was on hand but only took a few courses in uni. In retrospect, she also hated that class, so it's probably wrong. It's supposed to be the French equivalent to what Jamie says.
ETAA: Blacked out the offending French to hide my shame at Language!fail. Insert appropriate French expletives.