You want the 75k miles with 1500 spend offer!
Read post #2 here on this thread:
http://www.flyertalk.com/forum/miles...-up-bonus.html
...then call Citi & tell them you want that offer. If they can't switch the application, just cancel it... hang up & reapply.
Read everything carefully as well; if you do it right, you can get both a Visa & Amex for 75k each. 150k miles goes a long way!