Good Question I think.
DL's slogan "Keep Delta MY Delta" was to long and doesn't accurately reflect that Cool Northern Efficiency of US Airways.
For the folks in the East you could just have a nice button with two words "F*CK Delta?
For our friends in Tempe you could go with "Delta POUND SAND!
Just a thought on a quiet Tuesday evening here is the land of Walleye, Hot Dish, Ice Fishing and yes the occasional "Drive By Schnapping"
There is a lady (I later found out) Who from time to time buys a few cases of pints of Schnaps and puts one in your mail box. I've been "Schnapped" twice now. Yah sure! You Betcha!