Fasnacht time again

How can you tell it’s that time of year, apart from cannon fire waking one around 5* in the morning, the many carnival bands and the costumed crowds? The evidence is all over my floor where the coats hang:
That’s confetti for all you who can’t quite figure it out at first glance.**
* I swear it feels more like 3 and it always scares the pee out of me.
** JM