Blond moment!

K: (holding an ice-cream) Whats todays date?
L: 20-something of March…theres a calendar behind you…
K: (checks calendar) Its the 25th – do you think we can eat this?
L: Why? What does it say?
K: It says best before 25, 04, 07...
L: Yeah its fine...
K: Are you sure? Today is the 25th!
L: Yeah, but its the 25th of 03, not 04!