Looking for a last-minute DIY Valentine’s Day gift for your favorite Phineas and Ferb fan? Limeth on Deviant Art has created a super-cool papercraft Perry the Platypus cubee toy for you to make:
Pair it up with Phineas and Ferb printable Valentines from the Disney Family web site, and you’re all set.
Broke Hoedown 
I understand he makes a great Valentine’s Day gift, BTW.