I'm happy I haz you.
Available at: MimosaCards http://www.etsy.com/listing/57201344/cheeseburger-cat-im-happy-i-haz-you-set ($12 for a set of 10)
Available from: Sharif http://www.etsy.com/listing/39809663/i-heart-you-24x7
Via: Craft http://blog.craftzine.com/archive/2010/09/invadersletterpressnotecards.html
A classier kind of "hang in there" for modern times.
Tell that special someone that they're foxy! Tell that sneaky sly fox that you're onto their schemes! There's got to be a reason to send everyone a fox!