It's a business trip. Nothing more.
But Rainbow Dash doesn't seem to think so.
Applejack and Rarity are going to Manehatten for the weekend. And no matter how many times AJ promises Dash that she's just going to promote the farm, Rainbow keeps insisting that Applejack is secretly going on a fashion trip. Naturally, Applejack is very much unamused. But she's going to get her revenge...

(Part two of my Valentine's Day posts. Here's part one. http://www.fimfiction.net/story/364283/all-i-wanted)

Also, not my cover art.